21318696

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{42299}}^1$

素因数の和:42318

約数の個数: 48

約数和(自身を含む): 65988000

約数和(自身を除く): 44669304

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 42299, 84598, 126897, 169196, 253794, 296093, 338392, 380691, 507588, 592186, 761382, 888279, 1015176, 1184372, 1522764, 1776558, 2368744, 2664837, 3045528, 3553116, 5329674, 7106232, 10659348, 21318696]

約数ペア:

[(1, 21318696), (2, 10659348), (3, 7106232), (4, 5329674), (6, 3553116), (7, 3045528), (8, 2664837), (9, 2368744), (12, 1776558), (14, 1522764), (18, 1184372), (21, 1015176), (24, 888279), (28, 761382), (36, 592186), (42, 507588), (56, 380691), (63, 338392), (72, 296093), (84, 253794), (126, 169196), (168, 126897), (252, 84598), (504, 42299)]