21492450

素因数分解:

$2^1\times 3^2\times 5^2\times 7^1\times {\mathrm{6823}}^1$

素因数の和:6848

約数の個数: 72

約数和(自身を含む): 66001728

約数和(自身を除く): 44509278

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 30, 35, 42, 45, 50, 63, 70, 75, 90, 105, 126, 150, 175, 210, 225, 315, 350, 450, 525, 630, 1050, 1575, 3150, 6823, 13646, 20469, 34115, 40938, 47761, 61407, 68230, 95522, 102345, 122814, 143283, 170575, 204690, 238805, 286566, 307035, 341150, 429849, 477610, 511725, 614070, 716415, 859698, 1023450, 1194025, 1432830, 1535175, 2149245, 2388050, 3070350, 3582075, 4298490, 7164150, 10746225, 21492450]

約数ペア:

[(1, 21492450), (2, 10746225), (3, 7164150), (5, 4298490), (6, 3582075), (7, 3070350), (9, 2388050), (10, 2149245), (14, 1535175), (15, 1432830), (18, 1194025), (21, 1023450), (25, 859698), (30, 716415), (35, 614070), (42, 511725), (45, 477610), (50, 429849), (63, 341150), (70, 307035), (75, 286566), (90, 238805), (105, 204690), (126, 170575), (150, 143283), (175, 122814), (210, 102345), (225, 95522), (315, 68230), (350, 61407), (450, 47761), (525, 40938), (630, 34115), (1050, 20469), (1575, 13646), (3150, 6823)]