21718350

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{17}}^2\times {\mathrm{167}}^1$

素因数の和:219

約数の個数: 108

約数和(自身を含む): 62355384

約数和(自身を除く): 40637034

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 25, 30, 34, 45, 50, 51, 75, 85, 90, 102, 150, 153, 167, 170, 225, 255, 289, 306, 334, 425, 450, 501, 510, 578, 765, 835, 850, 867, 1002, 1275, 1445, 1503, 1530, 1670, 1734, 2505, 2550, 2601, 2839, 2890, 3006, 3825, 4175, 4335, 5010, 5202, 5678, 7225, 7515, 7650, 8350, 8517, 8670, 12525, 13005, 14195, 14450, 15030, 17034, 21675, 25050, 25551, 26010, 28390, 37575, 42585, 43350, 48263, 51102, 65025, 70975, 75150, 85170, 96526, 127755, 130050, 141950, 144789, 212925, 241315, 255510, 289578, 425850, 434367, 482630, 638775, 723945, 868734, 1206575, 1277550, 1447890, 2171835, 2413150, 3619725, 4343670, 7239450, 10859175, 21718350]

約数ペア:

[(1, 21718350), (2, 10859175), (3, 7239450), (5, 4343670), (6, 3619725), (9, 2413150), (10, 2171835), (15, 1447890), (17, 1277550), (18, 1206575), (25, 868734), (30, 723945), (34, 638775), (45, 482630), (50, 434367), (51, 425850), (75, 289578), (85, 255510), (90, 241315), (102, 212925), (150, 144789), (153, 141950), (167, 130050), (170, 127755), (225, 96526), (255, 85170), (289, 75150), (306, 70975), (334, 65025), (425, 51102), (450, 48263), (501, 43350), (510, 42585), (578, 37575), (765, 28390), (835, 26010), (850, 25551), (867, 25050), (1002, 21675), (1275, 17034), (1445, 15030), (1503, 14450), (1530, 14195), (1670, 13005), (1734, 12525), (2505, 8670), (2550, 8517), (2601, 8350), (2839, 7650), (2890, 7515), (3006, 7225), (3825, 5678), (4175, 5202), (4335, 5010)]