21162050

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4651}}^1$

素因数の和:4683

約数の個数: 48

約数和(自身を含む): 48455232

約数和(自身を除く): 27293182

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 50, 65, 70, 91, 130, 175, 182, 325, 350, 455, 650, 910, 2275, 4550, 4651, 9302, 23255, 32557, 46510, 60463, 65114, 116275, 120926, 162785, 232550, 302315, 325570, 423241, 604630, 813925, 846482, 1511575, 1627850, 2116205, 3023150, 4232410, 10581025, 21162050]

約数ペア:

[(1, 21162050), (2, 10581025), (5, 4232410), (7, 3023150), (10, 2116205), (13, 1627850), (14, 1511575), (25, 846482), (26, 813925), (35, 604630), (50, 423241), (65, 325570), (70, 302315), (91, 232550), (130, 162785), (175, 120926), (182, 116275), (325, 65114), (350, 60463), (455, 46510), (650, 32557), (910, 23255), (2275, 9302), (4550, 4651)]