21810524

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{7823}}^1$

素因数の和:7885

約数の個数: 24

約数和(自身を含む): 41404608

約数和(自身を除く): 19594084

約数列:

[1, 2, 4, 17, 34, 41, 68, 82, 164, 697, 1394, 2788, 7823, 15646, 31292, 132991, 265982, 320743, 531964, 641486, 1282972, 5452631, 10905262, 21810524]

約数ペア:

[(1, 21810524), (2, 10905262), (4, 5452631), (17, 1282972), (34, 641486), (41, 531964), (68, 320743), (82, 265982), (164, 132991), (697, 31292), (1394, 15646), (2788, 7823)]