21274284

素因数分解:

$2^2\times 3^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{541}}^1$

素因数の和:690

約数の個数: 48

約数和(自身を含む): 51901920

約数和(自身を除く): 30627636

約数列:

[1, 2, 3, 4, 6, 12, 29, 58, 87, 113, 116, 174, 226, 339, 348, 452, 541, 678, 1082, 1356, 1623, 2164, 3246, 3277, 6492, 6554, 9831, 13108, 15689, 19662, 31378, 39324, 47067, 61133, 62756, 94134, 122266, 183399, 188268, 244532, 366798, 733596, 1772857, 3545714, 5318571, 7091428, 10637142, 21274284]

約数ペア:

[(1, 21274284), (2, 10637142), (3, 7091428), (4, 5318571), (6, 3545714), (12, 1772857), (29, 733596), (58, 366798), (87, 244532), (113, 188268), (116, 183399), (174, 122266), (226, 94134), (339, 62756), (348, 61133), (452, 47067), (541, 39324), (678, 31378), (1082, 19662), (1356, 15689), (1623, 13108), (2164, 9831), (3246, 6554), (3277, 6492)]