21486200

素因数分解:

$2^3\times 5^2\times {\mathrm{53}}^1\times {\mathrm{2027}}^1$

素因数の和:2096

約数の個数: 48

約数和(自身を含む): 50923080

約数和(自身を除く): 29436880

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 53, 100, 106, 200, 212, 265, 424, 530, 1060, 1325, 2027, 2120, 2650, 4054, 5300, 8108, 10135, 10600, 16216, 20270, 40540, 50675, 81080, 101350, 107431, 202700, 214862, 405400, 429724, 537155, 859448, 1074310, 2148620, 2685775, 4297240, 5371550, 10743100, 21486200]

約数ペア:

[(1, 21486200), (2, 10743100), (4, 5371550), (5, 4297240), (8, 2685775), (10, 2148620), (20, 1074310), (25, 859448), (40, 537155), (50, 429724), (53, 405400), (100, 214862), (106, 202700), (200, 107431), (212, 101350), (265, 81080), (424, 50675), (530, 40540), (1060, 20270), (1325, 16216), (2027, 10600), (2120, 10135), (2650, 8108), (4054, 5300)]