21112762

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{953}}^1$

素因数の和:1038

約数の個数: 32

約数和(自身を含む): 37091520

約数和(自身を除く): 15978758

約数列:

[1, 2, 11, 19, 22, 38, 53, 106, 209, 418, 583, 953, 1007, 1166, 1906, 2014, 10483, 11077, 18107, 20966, 22154, 36214, 50509, 101018, 199177, 398354, 555599, 959671, 1111198, 1919342, 10556381, 21112762]

約数ペア:

[(1, 21112762), (2, 10556381), (11, 1919342), (19, 1111198), (22, 959671), (38, 555599), (53, 398354), (106, 199177), (209, 101018), (418, 50509), (583, 36214), (953, 22154), (1007, 20966), (1166, 18107), (1906, 11077), (2014, 10483)]