21413250

素因数分解:

$2^1\times 3^2\times 5^3\times {\mathrm{31}}^1\times {\mathrm{307}}^1$

素因数の和:361

約数の個数: 96

約数和(自身を含む): 59963904

約数和(自身を除く): 38550654

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 31, 45, 50, 62, 75, 90, 93, 125, 150, 155, 186, 225, 250, 279, 307, 310, 375, 450, 465, 558, 614, 750, 775, 921, 930, 1125, 1395, 1535, 1550, 1842, 2250, 2325, 2763, 2790, 3070, 3875, 4605, 4650, 5526, 6975, 7675, 7750, 9210, 9517, 11625, 13815, 13950, 15350, 19034, 23025, 23250, 27630, 28551, 34875, 38375, 46050, 47585, 57102, 69075, 69750, 76750, 85653, 95170, 115125, 138150, 142755, 171306, 230250, 237925, 285510, 345375, 428265, 475850, 690750, 713775, 856530, 1189625, 1427550, 2141325, 2379250, 3568875, 4282650, 7137750, 10706625, 21413250]

約数ペア:

[(1, 21413250), (2, 10706625), (3, 7137750), (5, 4282650), (6, 3568875), (9, 2379250), (10, 2141325), (15, 1427550), (18, 1189625), (25, 856530), (30, 713775), (31, 690750), (45, 475850), (50, 428265), (62, 345375), (75, 285510), (90, 237925), (93, 230250), (125, 171306), (150, 142755), (155, 138150), (186, 115125), (225, 95170), (250, 85653), (279, 76750), (307, 69750), (310, 69075), (375, 57102), (450, 47585), (465, 46050), (558, 38375), (614, 34875), (750, 28551), (775, 27630), (921, 23250), (930, 23025), (1125, 19034), (1395, 15350), (1535, 13950), (1550, 13815), (1842, 11625), (2250, 9517), (2325, 9210), (2763, 7750), (2790, 7675), (3070, 6975), (3875, 5526), (4605, 4650)]