21317000

素因数分解:

$2^3\times 5^3\times {\mathrm{21317}}^1$

素因数の和:21338

約数の個数: 32

約数和(自身を含む): 49884120

約数和(自身を除く): 28567120

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 1000, 21317, 42634, 85268, 106585, 170536, 213170, 426340, 532925, 852680, 1065850, 2131700, 2664625, 4263400, 5329250, 10658500, 21317000]

約数ペア:

[(1, 21317000), (2, 10658500), (4, 5329250), (5, 4263400), (8, 2664625), (10, 2131700), (20, 1065850), (25, 852680), (40, 532925), (50, 426340), (100, 213170), (125, 170536), (200, 106585), (250, 85268), (500, 42634), (1000, 21317)]