21087066

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3511}}^1$

素因数の和:3547

約数の個数: 64

約数和(自身を含む): 56641536

約数和(自身を除く): 35554470

約数列:

[1, 2, 3, 6, 7, 11, 13, 14, 21, 22, 26, 33, 39, 42, 66, 77, 78, 91, 143, 154, 182, 231, 273, 286, 429, 462, 546, 858, 1001, 2002, 3003, 3511, 6006, 7022, 10533, 21066, 24577, 38621, 45643, 49154, 73731, 77242, 91286, 115863, 136929, 147462, 231726, 270347, 273858, 319501, 502073, 540694, 639002, 811041, 958503, 1004146, 1506219, 1622082, 1917006, 3012438, 3514511, 7029022, 10543533, 21087066]

約数ペア:

[(1, 21087066), (2, 10543533), (3, 7029022), (6, 3514511), (7, 3012438), (11, 1917006), (13, 1622082), (14, 1506219), (21, 1004146), (22, 958503), (26, 811041), (33, 639002), (39, 540694), (42, 502073), (66, 319501), (77, 273858), (78, 270347), (91, 231726), (143, 147462), (154, 136929), (182, 115863), (231, 91286), (273, 77242), (286, 73731), (429, 49154), (462, 45643), (546, 38621), (858, 24577), (1001, 21066), (2002, 10533), (3003, 7022), (3511, 6006)]