21564500414

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{277}}^1\times {\mathrm{24683}}^1$

素因数の和:25064

約数の個数: 32

約数和(自身を含む): 34585246080

約数和(自身を除く): 13020745666

約数列:

[1, 2, 19, 38, 83, 166, 277, 554, 1577, 3154, 5263, 10526, 22991, 24683, 45982, 49366, 436829, 468977, 873658, 937954, 2048689, 4097378, 6837191, 13674382, 38925091, 77850182, 129906629, 259813258, 567486853, 1134973706, 10782250207, 21564500414]

約数ペア:

[(1, 21564500414), (2, 10782250207), (19, 1134973706), (38, 567486853), (83, 259813258), (166, 129906629), (277, 77850182), (554, 38925091), (1577, 13674382), (3154, 6837191), (5263, 4097378), (10526, 2048689), (22991, 937954), (24683, 873658), (45982, 468977), (49366, 436829)]