21726068

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3511}}^1$

素因数の和:3552

約数の個数: 48

約数和(自身を含む): 49561344

約数和(自身を除く): 27835276

約数列:

[1, 2, 4, 7, 13, 14, 17, 26, 28, 34, 52, 68, 91, 119, 182, 221, 238, 364, 442, 476, 884, 1547, 3094, 3511, 6188, 7022, 14044, 24577, 45643, 49154, 59687, 91286, 98308, 119374, 182572, 238748, 319501, 417809, 639002, 775931, 835618, 1278004, 1551862, 1671236, 3103724, 5431517, 10863034, 21726068]

約数ペア:

[(1, 21726068), (2, 10863034), (4, 5431517), (7, 3103724), (13, 1671236), (14, 1551862), (17, 1278004), (26, 835618), (28, 775931), (34, 639002), (52, 417809), (68, 319501), (91, 238748), (119, 182572), (182, 119374), (221, 98308), (238, 91286), (364, 59687), (442, 49154), (476, 45643), (884, 24577), (1547, 14044), (3094, 7022), (3511, 6188)]