21548124

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1123}}^1$

素因数の和:1187

約数の個数: 72

約数和(自身を含む): 60142992

約数和(自身を除く): 38594868

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 41, 52, 78, 82, 117, 123, 156, 164, 234, 246, 369, 468, 492, 533, 738, 1066, 1123, 1476, 1599, 2132, 2246, 3198, 3369, 4492, 4797, 6396, 6738, 9594, 10107, 13476, 14599, 19188, 20214, 29198, 40428, 43797, 46043, 58396, 87594, 92086, 131391, 138129, 175188, 184172, 262782, 276258, 414387, 525564, 552516, 598559, 828774, 1197118, 1657548, 1795677, 2394236, 3591354, 5387031, 7182708, 10774062, 21548124]

約数ペア:

[(1, 21548124), (2, 10774062), (3, 7182708), (4, 5387031), (6, 3591354), (9, 2394236), (12, 1795677), (13, 1657548), (18, 1197118), (26, 828774), (36, 598559), (39, 552516), (41, 525564), (52, 414387), (78, 276258), (82, 262782), (117, 184172), (123, 175188), (156, 138129), (164, 131391), (234, 92086), (246, 87594), (369, 58396), (468, 46043), (492, 43797), (533, 40428), (738, 29198), (1066, 20214), (1123, 19188), (1476, 14599), (1599, 13476), (2132, 10107), (2246, 9594), (3198, 6738), (3369, 6396), (4492, 4797)]