21925325

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2243}}^1$

素因数の和:2293

約数の個数: 24

約数和(自身を含む): 30051648

約数和(自身を除く): 8126323

約数列:

[1, 5, 17, 23, 25, 85, 115, 391, 425, 575, 1955, 2243, 9775, 11215, 38131, 51589, 56075, 190655, 257945, 877013, 953275, 1289725, 4385065, 21925325]

約数ペア:

[(1, 21925325), (5, 4385065), (17, 1289725), (23, 953275), (25, 877013), (85, 257945), (115, 190655), (391, 56075), (425, 51589), (575, 38131), (1955, 11215), (2243, 9775)]