21129186

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{6607}}^1$

素因数の和:6666

約数の個数: 32

約数和(自身を含む): 46626048

約数和(自身を除く): 25496862

約数列:

[1, 2, 3, 6, 13, 26, 39, 41, 78, 82, 123, 246, 533, 1066, 1599, 3198, 6607, 13214, 19821, 39642, 85891, 171782, 257673, 270887, 515346, 541774, 812661, 1625322, 3521531, 7043062, 10564593, 21129186]

約数ペア:

[(1, 21129186), (2, 10564593), (3, 7043062), (6, 3521531), (13, 1625322), (26, 812661), (39, 541774), (41, 515346), (78, 270887), (82, 257673), (123, 171782), (246, 85891), (533, 39642), (1066, 19821), (1599, 13214), (3198, 6607)]