21134529284

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{179}}^1\times {\mathrm{65449}}^1$

素因数の和:65684

約数の個数: 48

約数和(自身を含む): 41563368000

約数和(自身を除く): 20428838716

約数列:

[1, 2, 4, 11, 22, 41, 44, 82, 164, 179, 358, 451, 716, 902, 1804, 1969, 3938, 7339, 7876, 14678, 29356, 65449, 80729, 130898, 161458, 261796, 322916, 719939, 1439878, 2683409, 2879756, 5366818, 10733636, 11715371, 23430742, 29517499, 46861484, 59034998, 118069996, 128869081, 257738162, 480330211, 515476324, 960660422, 1921320844, 5283632321, 10567264642, 21134529284]

約数ペア:

[(1, 21134529284), (2, 10567264642), (4, 5283632321), (11, 1921320844), (22, 960660422), (41, 515476324), (44, 480330211), (82, 257738162), (164, 128869081), (179, 118069996), (358, 59034998), (451, 46861484), (716, 29517499), (902, 23430742), (1804, 11715371), (1969, 10733636), (3938, 5366818), (7339, 2879756), (7876, 2683409), (14678, 1439878), (29356, 719939), (65449, 322916), (80729, 261796), (130898, 161458)]