21964575

素因数分解:

$3^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{4801}}^1$

素因数の和:4875

約数の個数: 24

約数和(自身を含む): 36917776

約数和(自身を除く): 14953201

約数列:

[1, 3, 5, 15, 25, 61, 75, 183, 305, 915, 1525, 4575, 4801, 14403, 24005, 72015, 120025, 292861, 360075, 878583, 1464305, 4392915, 7321525, 21964575]

約数ペア:

[(1, 21964575), (3, 7321525), (5, 4392915), (15, 1464305), (25, 878583), (61, 360075), (75, 292861), (183, 120025), (305, 72015), (915, 24005), (1525, 14403), (4575, 4801)]