21715668

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{15467}}^1$

素因数の和:15493

約数の個数: 48

約数和(自身を含む): 60634560

約数和(自身を除く): 38918892

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 108, 117, 156, 234, 351, 468, 702, 1404, 15467, 30934, 46401, 61868, 92802, 139203, 185604, 201071, 278406, 402142, 417609, 556812, 603213, 804284, 835218, 1206426, 1670436, 1809639, 2412852, 3619278, 5428917, 7238556, 10857834, 21715668]

約数ペア:

[(1, 21715668), (2, 10857834), (3, 7238556), (4, 5428917), (6, 3619278), (9, 2412852), (12, 1809639), (13, 1670436), (18, 1206426), (26, 835218), (27, 804284), (36, 603213), (39, 556812), (52, 417609), (54, 402142), (78, 278406), (108, 201071), (117, 185604), (156, 139203), (234, 92802), (351, 61868), (468, 46401), (702, 30934), (1404, 15467)]