21104490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2063}}^1$

素因数の和:2115

約数の個数: 64

約数和(自身を含む): 57065472

約数和(自身を除く): 35960982

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 31, 33, 55, 62, 66, 93, 110, 155, 165, 186, 310, 330, 341, 465, 682, 930, 1023, 1705, 2046, 2063, 3410, 4126, 5115, 6189, 10230, 10315, 12378, 20630, 22693, 30945, 45386, 61890, 63953, 68079, 113465, 127906, 136158, 191859, 226930, 319765, 340395, 383718, 639530, 680790, 703483, 959295, 1406966, 1918590, 2110449, 3517415, 4220898, 7034830, 10552245, 21104490]

約数ペア:

[(1, 21104490), (2, 10552245), (3, 7034830), (5, 4220898), (6, 3517415), (10, 2110449), (11, 1918590), (15, 1406966), (22, 959295), (30, 703483), (31, 680790), (33, 639530), (55, 383718), (62, 340395), (66, 319765), (93, 226930), (110, 191859), (155, 136158), (165, 127906), (186, 113465), (310, 68079), (330, 63953), (341, 61890), (465, 45386), (682, 30945), (930, 22693), (1023, 20630), (1705, 12378), (2046, 10315), (2063, 10230), (3410, 6189), (4126, 5115)]