21099510

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{10193}}^1$

素因数の和:10229

約数の個数: 48

約数和(自身を含む): 57249504

約数和(自身を除く): 36149994

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 69, 90, 115, 138, 207, 230, 345, 414, 690, 1035, 2070, 10193, 20386, 30579, 50965, 61158, 91737, 101930, 152895, 183474, 234439, 305790, 458685, 468878, 703317, 917370, 1172195, 1406634, 2109951, 2344390, 3516585, 4219902, 7033170, 10549755, 21099510]

約数ペア:

[(1, 21099510), (2, 10549755), (3, 7033170), (5, 4219902), (6, 3516585), (9, 2344390), (10, 2109951), (15, 1406634), (18, 1172195), (23, 917370), (30, 703317), (45, 468878), (46, 458685), (69, 305790), (90, 234439), (115, 183474), (138, 152895), (207, 101930), (230, 91737), (345, 61158), (414, 50965), (690, 30579), (1035, 20386), (2070, 10193)]