21948088

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{2273}}^1$

素因数の和:2367

約数の個数: 32

約数和(自身を含む): 44206560

約数和(自身を除く): 22258472

約数列:

[1, 2, 4, 8, 17, 34, 68, 71, 136, 142, 284, 568, 1207, 2273, 2414, 4546, 4828, 9092, 9656, 18184, 38641, 77282, 154564, 161383, 309128, 322766, 645532, 1291064, 2743511, 5487022, 10974044, 21948088]

約数ペア:

[(1, 21948088), (2, 10974044), (4, 5487022), (8, 2743511), (17, 1291064), (34, 645532), (68, 322766), (71, 309128), (136, 161383), (142, 154564), (284, 77282), (568, 38641), (1207, 18184), (2273, 9656), (2414, 9092), (4546, 4828)]