21328632

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{22787}}^1$

素因数の和:22812

約数の個数: 48

約数和(自身を含む): 62211240

約数和(自身を除く): 40882608

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 22787, 45574, 68361, 91148, 136722, 182296, 205083, 273444, 296231, 410166, 546888, 592462, 820332, 888693, 1184924, 1640664, 1777386, 2369848, 2666079, 3554772, 5332158, 7109544, 10664316, 21328632]

約数ペア:

[(1, 21328632), (2, 10664316), (3, 7109544), (4, 5332158), (6, 3554772), (8, 2666079), (9, 2369848), (12, 1777386), (13, 1640664), (18, 1184924), (24, 888693), (26, 820332), (36, 592462), (39, 546888), (52, 410166), (72, 296231), (78, 273444), (104, 205083), (117, 182296), (156, 136722), (234, 91148), (312, 68361), (468, 45574), (936, 22787)]