21669128

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{9059}}^1$

素因数の和:9101

約数の個数: 32

約数和(自身を含む): 45662400

約数和(自身を除く): 23993272

約数列:

[1, 2, 4, 8, 13, 23, 26, 46, 52, 92, 104, 184, 299, 598, 1196, 2392, 9059, 18118, 36236, 72472, 117767, 208357, 235534, 416714, 471068, 833428, 942136, 1666856, 2708641, 5417282, 10834564, 21669128]

約数ペア:

[(1, 21669128), (2, 10834564), (4, 5417282), (8, 2708641), (13, 1666856), (23, 942136), (26, 833428), (46, 471068), (52, 416714), (92, 235534), (104, 208357), (184, 117767), (299, 72472), (598, 36236), (1196, 18118), (2392, 9059)]