21948836

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3547}}^1$

素因数の和:3588

約数の個数: 48

約数和(自身を含む): 50069376

約数和(自身を除く): 28120540

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, 3547, 6188, 7094, 14188, 24829, 46111, 49658, 60299, 92222, 99316, 120598, 184444, 241196, 322777, 422093, 645554, 783887, 844186, 1291108, 1567774, 1688372, 3135548, 5487209, 10974418, 21948836]

約数ペア:

[(1, 21948836), (2, 10974418), (4, 5487209), (7, 3135548), (13, 1688372), (14, 1567774), (17, 1291108), (26, 844186), (28, 783887), (34, 645554), (52, 422093), (68, 322777), (91, 241196), (119, 184444), (182, 120598), (221, 99316), (238, 92222), (364, 60299), (442, 49658), (476, 46111), (884, 24829), (1547, 14188), (3094, 7094), (3547, 6188)]