21608796

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{1289}}^1$

素因数の和:1434

約数の個数: 48

約数和(自身を含む): 55480320

約数和(自身を除く): 33871524

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 127, 132, 254, 381, 508, 762, 1289, 1397, 1524, 2578, 2794, 3867, 4191, 5156, 5588, 7734, 8382, 14179, 15468, 16764, 28358, 42537, 56716, 85074, 163703, 170148, 327406, 491109, 654812, 982218, 1800733, 1964436, 3601466, 5402199, 7202932, 10804398, 21608796]

約数ペア:

[(1, 21608796), (2, 10804398), (3, 7202932), (4, 5402199), (6, 3601466), (11, 1964436), (12, 1800733), (22, 982218), (33, 654812), (44, 491109), (66, 327406), (127, 170148), (132, 163703), (254, 85074), (381, 56716), (508, 42537), (762, 28358), (1289, 16764), (1397, 15468), (1524, 14179), (2578, 8382), (2794, 7734), (3867, 5588), (4191, 5156)]