21473700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{2309}}^1$

素因数の和:2357

約数の個数: 72

約数和(自身を含む): 64162560

約数和(自身を除く): 42688860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 31, 50, 60, 62, 75, 93, 100, 124, 150, 155, 186, 300, 310, 372, 465, 620, 775, 930, 1550, 1860, 2309, 2325, 3100, 4618, 4650, 6927, 9236, 9300, 11545, 13854, 23090, 27708, 34635, 46180, 57725, 69270, 71579, 115450, 138540, 143158, 173175, 214737, 230900, 286316, 346350, 357895, 429474, 692700, 715790, 858948, 1073685, 1431580, 1789475, 2147370, 3578950, 4294740, 5368425, 7157900, 10736850, 21473700]

約数ペア:

[(1, 21473700), (2, 10736850), (3, 7157900), (4, 5368425), (5, 4294740), (6, 3578950), (10, 2147370), (12, 1789475), (15, 1431580), (20, 1073685), (25, 858948), (30, 715790), (31, 692700), (50, 429474), (60, 357895), (62, 346350), (75, 286316), (93, 230900), (100, 214737), (124, 173175), (150, 143158), (155, 138540), (186, 115450), (300, 71579), (310, 69270), (372, 57725), (465, 46180), (620, 34635), (775, 27708), (930, 23090), (1550, 13854), (1860, 11545), (2309, 9300), (2325, 9236), (3100, 6927), (4618, 4650)]