21423324

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{719}}^1$

素因数の和:930

約数の個数: 48

約数和(自身を含む): 54190080

約数和(自身を除く): 32766756

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 191, 382, 573, 719, 764, 1146, 1438, 2157, 2292, 2483, 2876, 4314, 4966, 7449, 8628, 9347, 9932, 14898, 18694, 28041, 29796, 37388, 56082, 112164, 137329, 274658, 411987, 549316, 823974, 1647948, 1785277, 3570554, 5355831, 7141108, 10711662, 21423324]

約数ペア:

[(1, 21423324), (2, 10711662), (3, 7141108), (4, 5355831), (6, 3570554), (12, 1785277), (13, 1647948), (26, 823974), (39, 549316), (52, 411987), (78, 274658), (156, 137329), (191, 112164), (382, 56082), (573, 37388), (719, 29796), (764, 28041), (1146, 18694), (1438, 14898), (2157, 9932), (2292, 9347), (2483, 8628), (2876, 7449), (4314, 4966)]