21319050

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{311}}^1\times {\mathrm{457}}^1$

素因数の和:783

約数の個数: 48

約数和(自身を含む): 53157312

約数和(自身を除く): 31838262

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150, 311, 457, 622, 914, 933, 1371, 1555, 1866, 2285, 2742, 3110, 4570, 4665, 6855, 7775, 9330, 11425, 13710, 15550, 22850, 23325, 34275, 46650, 68550, 142127, 284254, 426381, 710635, 852762, 1421270, 2131905, 3553175, 4263810, 7106350, 10659525, 21319050]

約数ペア:

[(1, 21319050), (2, 10659525), (3, 7106350), (5, 4263810), (6, 3553175), (10, 2131905), (15, 1421270), (25, 852762), (30, 710635), (50, 426381), (75, 284254), (150, 142127), (311, 68550), (457, 46650), (622, 34275), (914, 23325), (933, 22850), (1371, 15550), (1555, 13710), (1866, 11425), (2285, 9330), (2742, 7775), (3110, 6855), (4570, 4665)]