20921670

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3019}}^1$

素因数の和:3050

約数の個数: 96

約数和(自身を含む): 67841280

約数和(自身を除く): 46919610

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 11, 14, 15, 18, 21, 22, 30, 33, 35, 42, 45, 55, 63, 66, 70, 77, 90, 99, 105, 110, 126, 154, 165, 198, 210, 231, 315, 330, 385, 462, 495, 630, 693, 770, 990, 1155, 1386, 2310, 3019, 3465, 6038, 6930, 9057, 15095, 18114, 21133, 27171, 30190, 33209, 42266, 45285, 54342, 63399, 66418, 90570, 99627, 105665, 126798, 135855, 166045, 190197, 199254, 211330, 232463, 271710, 298881, 316995, 332090, 380394, 464926, 498135, 597762, 633990, 697389, 950985, 996270, 1162315, 1394778, 1494405, 1901970, 2092167, 2324630, 2988810, 3486945, 4184334, 6973890, 10460835, 20921670]

約数ペア:

[(1, 20921670), (2, 10460835), (3, 6973890), (5, 4184334), (6, 3486945), (7, 2988810), (9, 2324630), (10, 2092167), (11, 1901970), (14, 1494405), (15, 1394778), (18, 1162315), (21, 996270), (22, 950985), (30, 697389), (33, 633990), (35, 597762), (42, 498135), (45, 464926), (55, 380394), (63, 332090), (66, 316995), (70, 298881), (77, 271710), (90, 232463), (99, 211330), (105, 199254), (110, 190197), (126, 166045), (154, 135855), (165, 126798), (198, 105665), (210, 99627), (231, 90570), (315, 66418), (330, 63399), (385, 54342), (462, 45285), (495, 42266), (630, 33209), (693, 30190), (770, 27171), (990, 21133), (1155, 18114), (1386, 15095), (2310, 9057), (3019, 6930), (3465, 6038)]