21341586

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{3709}}^1$

素因数の和:3858

約数の個数: 32

約数和(自身を含む): 49150080

約数和(自身を除く): 27808494

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 137, 274, 411, 822, 959, 1918, 2877, 3709, 5754, 7418, 11127, 22254, 25963, 51926, 77889, 155778, 508133, 1016266, 1524399, 3048798, 3556931, 7113862, 10670793, 21341586]

約数ペア:

[(1, 21341586), (2, 10670793), (3, 7113862), (6, 3556931), (7, 3048798), (14, 1524399), (21, 1016266), (42, 508133), (137, 155778), (274, 77889), (411, 51926), (822, 25963), (959, 22254), (1918, 11127), (2877, 7418), (3709, 5754)]