21637330

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{15131}}^1$

素因数の和:15162

約数の個数: 32

約数和(自身を含む): 45759168

約数和(自身を除く): 24121838

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 15131, 30262, 75655, 151310, 166441, 196703, 332882, 393406, 832205, 983515, 1664410, 1967030, 2163733, 4327466, 10818665, 21637330]

約数ペア:

[(1, 21637330), (2, 10818665), (5, 4327466), (10, 2163733), (11, 1967030), (13, 1664410), (22, 983515), (26, 832205), (55, 393406), (65, 332882), (110, 196703), (130, 166441), (143, 151310), (286, 75655), (715, 30262), (1430, 15131)]