21753004

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{4597}}^1$

素因数の和:4634

約数の個数: 36

約数和(自身を含む): 47120304

約数和(自身を除く): 25367300

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 169, 182, 338, 364, 676, 1183, 2366, 4597, 4732, 9194, 18388, 32179, 59761, 64358, 119522, 128716, 239044, 418327, 776893, 836654, 1553786, 1673308, 3107572, 5438251, 10876502, 21753004]

約数ペア:

[(1, 21753004), (2, 10876502), (4, 5438251), (7, 3107572), (13, 1673308), (14, 1553786), (26, 836654), (28, 776893), (52, 418327), (91, 239044), (169, 128716), (182, 119522), (338, 64358), (364, 59761), (676, 32179), (1183, 18388), (2366, 9194), (4597, 4732)]