21471632

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{14747}}^1$

素因数の和:14775

約数の個数: 40

約数和(自身を含む): 51205056

約数和(自身を除く): 29733424

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 14747, 29494, 58988, 103229, 117976, 191711, 206458, 235952, 383422, 412916, 766844, 825832, 1341977, 1533688, 1651664, 2683954, 3067376, 5367908, 10735816, 21471632]

約数ペア:

[(1, 21471632), (2, 10735816), (4, 5367908), (7, 3067376), (8, 2683954), (13, 1651664), (14, 1533688), (16, 1341977), (26, 825832), (28, 766844), (52, 412916), (56, 383422), (91, 235952), (104, 206458), (112, 191711), (182, 117976), (208, 103229), (364, 58988), (728, 29494), (1456, 14747)]