21722325

素因数分解:

$3^1\times 5^2\times {\mathrm{59}}^1\times {\mathrm{4909}}^1$

素因数の和:4981

約数の個数: 24

約数和(自身を含む): 36530400

約数和(自身を除く): 14808075

約数列:

[1, 3, 5, 15, 25, 59, 75, 177, 295, 885, 1475, 4425, 4909, 14727, 24545, 73635, 122725, 289631, 368175, 868893, 1448155, 4344465, 7240775, 21722325]

約数ペア:

[(1, 21722325), (3, 7240775), (5, 4344465), (15, 1448155), (25, 868893), (59, 368175), (75, 289631), (177, 122725), (295, 73635), (885, 24545), (1475, 14727), (4425, 4909)]