21859650

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{1567}}^1$

素因数の和:1616

約数の個数: 72

約数和(自身を含む): 60662784

約数和(自身を除く): 38803134

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 31, 45, 50, 62, 75, 90, 93, 150, 155, 186, 225, 279, 310, 450, 465, 558, 775, 930, 1395, 1550, 1567, 2325, 2790, 3134, 4650, 4701, 6975, 7835, 9402, 13950, 14103, 15670, 23505, 28206, 39175, 47010, 48577, 70515, 78350, 97154, 117525, 141030, 145731, 235050, 242885, 291462, 352575, 437193, 485770, 705150, 728655, 874386, 1214425, 1457310, 2185965, 2428850, 3643275, 4371930, 7286550, 10929825, 21859650]

約数ペア:

[(1, 21859650), (2, 10929825), (3, 7286550), (5, 4371930), (6, 3643275), (9, 2428850), (10, 2185965), (15, 1457310), (18, 1214425), (25, 874386), (30, 728655), (31, 705150), (45, 485770), (50, 437193), (62, 352575), (75, 291462), (90, 242885), (93, 235050), (150, 145731), (155, 141030), (186, 117525), (225, 97154), (279, 78350), (310, 70515), (450, 48577), (465, 47010), (558, 39175), (775, 28206), (930, 23505), (1395, 15670), (1550, 14103), (1567, 13950), (2325, 9402), (2790, 7835), (3134, 6975), (4650, 4701)]