21177572

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{17707}}^1$

素因数の和:17747

約数の個数: 24

約数和(自身を含む): 41649216

約数和(自身を除く): 20471644

約数列:

[1, 2, 4, 13, 23, 26, 46, 52, 92, 299, 598, 1196, 17707, 35414, 70828, 230191, 407261, 460382, 814522, 920764, 1629044, 5294393, 10588786, 21177572]

約数ペア:

[(1, 21177572), (2, 10588786), (4, 5294393), (13, 1629044), (23, 920764), (26, 814522), (46, 460382), (52, 407261), (92, 230191), (299, 70828), (598, 35414), (1196, 17707)]