21490532674

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{283}}^1\times {\mathrm{21319}}^1$

素因数の和:21754

約数の個数: 32

約数和(自身を含む): 35094084480

約数和(自身を除く): 13603551806

約数列:

[1, 2, 13, 26, 137, 274, 283, 566, 1781, 3562, 3679, 7358, 21319, 38771, 42638, 77542, 277147, 504023, 554294, 1008046, 2920703, 5841406, 6033277, 12066554, 37969139, 75938278, 78432601, 156865202, 826558949, 1653117898, 10745266337, 21490532674]

約数ペア:

[(1, 21490532674), (2, 10745266337), (13, 1653117898), (26, 826558949), (137, 156865202), (274, 78432601), (283, 75938278), (566, 37969139), (1781, 12066554), (3562, 6033277), (3679, 5841406), (7358, 2920703), (21319, 1008046), (38771, 554294), (42638, 504023), (77542, 277147)]