21113400

素因数分解:

$2^3\times 3^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{457}}^1$

素因数の和:494

約数の個数: 192

約数和(自身を含む): 81780480

約数和(自身を除く): 60667080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 25, 28, 30, 33, 35, 40, 42, 44, 50, 55, 56, 60, 66, 70, 75, 77, 84, 88, 100, 105, 110, 120, 132, 140, 150, 154, 165, 168, 175, 200, 210, 220, 231, 264, 275, 280, 300, 308, 330, 350, 385, 420, 440, 457, 462, 525, 550, 600, 616, 660, 700, 770, 825, 840, 914, 924, 1050, 1100, 1155, 1320, 1371, 1400, 1540, 1650, 1828, 1848, 1925, 2100, 2200, 2285, 2310, 2742, 3080, 3199, 3300, 3656, 3850, 4200, 4570, 4620, 5027, 5484, 5775, 6398, 6600, 6855, 7700, 9140, 9240, 9597, 10054, 10968, 11425, 11550, 12796, 13710, 15081, 15400, 15995, 18280, 19194, 20108, 22850, 23100, 25135, 25592, 27420, 30162, 31990, 34275, 35189, 38388, 40216, 45700, 46200, 47985, 50270, 54840, 60324, 63980, 68550, 70378, 75405, 76776, 79975, 91400, 95970, 100540, 105567, 120648, 125675, 127960, 137100, 140756, 150810, 159950, 175945, 191940, 201080, 211134, 239925, 251350, 274200, 281512, 301620, 319900, 351890, 377025, 383880, 422268, 479850, 502700, 527835, 603240, 639800, 703780, 754050, 844536, 879725, 959700, 1005400, 1055670, 1407560, 1508100, 1759450, 1919400, 2111340, 2639175, 3016200, 3518900, 4222680, 5278350, 7037800, 10556700, 21113400]

約数ペア:

[(1, 21113400), (2, 10556700), (3, 7037800), (4, 5278350), (5, 4222680), (6, 3518900), (7, 3016200), (8, 2639175), (10, 2111340), (11, 1919400), (12, 1759450), (14, 1508100), (15, 1407560), (20, 1055670), (21, 1005400), (22, 959700), (24, 879725), (25, 844536), (28, 754050), (30, 703780), (33, 639800), (35, 603240), (40, 527835), (42, 502700), (44, 479850), (50, 422268), (55, 383880), (56, 377025), (60, 351890), (66, 319900), (70, 301620), (75, 281512), (77, 274200), (84, 251350), (88, 239925), (100, 211134), (105, 201080), (110, 191940), (120, 175945), (132, 159950), (140, 150810), (150, 140756), (154, 137100), (165, 127960), (168, 125675), (175, 120648), (200, 105567), (210, 100540), (220, 95970), (231, 91400), (264, 79975), (275, 76776), (280, 75405), (300, 70378), (308, 68550), (330, 63980), (350, 60324), (385, 54840), (420, 50270), (440, 47985), (457, 46200), (462, 45700), (525, 40216), (550, 38388), (600, 35189), (616, 34275), (660, 31990), (700, 30162), (770, 27420), (825, 25592), (840, 25135), (914, 23100), (924, 22850), (1050, 20108), (1100, 19194), (1155, 18280), (1320, 15995), (1371, 15400), (1400, 15081), (1540, 13710), (1650, 12796), (1828, 11550), (1848, 11425), (1925, 10968), (2100, 10054), (2200, 9597), (2285, 9240), (2310, 9140), (2742, 7700), (3080, 6855), (3199, 6600), (3300, 6398), (3656, 5775), (3850, 5484), (4200, 5027), (4570, 4620)]