21380458858

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{233}}^1\times {\mathrm{143827}}^1$

素因数の和:144102

約数の個数: 32

約数和(自身を含む): 36348212160

約数和(自身を除く): 14967753302

約数列:

[1, 2, 11, 22, 29, 58, 233, 319, 466, 638, 2563, 5126, 6757, 13514, 74327, 143827, 148654, 287654, 1582097, 3164194, 4170983, 8341966, 33511691, 45880813, 67023382, 91761626, 368628601, 737257202, 971839039, 1943678078, 10690229429, 21380458858]

約数ペア:

[(1, 21380458858), (2, 10690229429), (11, 1943678078), (22, 971839039), (29, 737257202), (58, 368628601), (233, 91761626), (319, 67023382), (466, 45880813), (638, 33511691), (2563, 8341966), (5126, 4170983), (6757, 3164194), (13514, 1582097), (74327, 287654), (143827, 148654)]