21924500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{3373}}^1$

素因数の和:3405

約数の個数: 48

約数和(自身を含む): 51581712

約数和(自身を除く): 29657212

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 250, 260, 325, 500, 650, 1300, 1625, 3250, 3373, 6500, 6746, 13492, 16865, 33730, 43849, 67460, 84325, 87698, 168650, 175396, 219245, 337300, 421625, 438490, 843250, 876980, 1096225, 1686500, 2192450, 4384900, 5481125, 10962250, 21924500]

約数ペア:

[(1, 21924500), (2, 10962250), (4, 5481125), (5, 4384900), (10, 2192450), (13, 1686500), (20, 1096225), (25, 876980), (26, 843250), (50, 438490), (52, 421625), (65, 337300), (100, 219245), (125, 175396), (130, 168650), (250, 87698), (260, 84325), (325, 67460), (500, 43849), (650, 33730), (1300, 16865), (1625, 13492), (3250, 6746), (3373, 6500)]