42215901

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{22091}}^1$

素因数の和:22121

約数の個数: 24

約数和(自身を含む): 70517664

約数和(自身を除く): 28301763

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 22091, 66273, 154637, 287183, 463911, 861549, 1082459, 2010281, 3247377, 6030843, 14071967, 42215901]

約数ペア:

[(1, 42215901), (3, 14071967), (7, 6030843), (13, 3247377), (21, 2010281), (39, 1082459), (49, 861549), (91, 463911), (147, 287183), (273, 154637), (637, 66273), (1911, 22091)]