421490224

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{6571}}^1$

素因数の和:6809

約数の個数: 40

約数和(自身を含む): 863823680

約数和(自身を除く): 442333456

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 211, 304, 422, 844, 1688, 3376, 4009, 6571, 8018, 13142, 16036, 26284, 32072, 52568, 64144, 105136, 124849, 249698, 499396, 998792, 1386481, 1997584, 2772962, 5545924, 11091848, 22183696, 26343139, 52686278, 105372556, 210745112, 421490224]

約数ペア:

[(1, 421490224), (2, 210745112), (4, 105372556), (8, 52686278), (16, 26343139), (19, 22183696), (38, 11091848), (76, 5545924), (152, 2772962), (211, 1997584), (304, 1386481), (422, 998792), (844, 499396), (1688, 249698), (3376, 124849), (4009, 105136), (6571, 64144), (8018, 52568), (13142, 32072), (16036, 26284)]