21746672

素因数分解:

$2^4\times {\mathrm{17}}^2\times {\mathrm{4703}}^1$

素因数の和:4745

約数の個数: 30

約数和(自身を含む): 44767968

約数和(自身を除く): 23021296

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 289, 578, 1156, 2312, 4624, 4703, 9406, 18812, 37624, 75248, 79951, 159902, 319804, 639608, 1279216, 1359167, 2718334, 5436668, 10873336, 21746672]

約数ペア:

[(1, 21746672), (2, 10873336), (4, 5436668), (8, 2718334), (16, 1359167), (17, 1279216), (34, 639608), (68, 319804), (136, 159902), (272, 79951), (289, 75248), (578, 37624), (1156, 18812), (2312, 9406), (4624, 4703)]