21608964

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{15391}}^1$

素因数の和:15417

約数の個数: 48

約数和(自身を含む): 60336640

約数和(自身を除く): 38727676

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, 15391, 30782, 46173, 61564, 92346, 138519, 184692, 200083, 277038, 400166, 415557, 554076, 600249, 800332, 831114, 1200498, 1662228, 1800747, 2400996, 3601494, 5402241, 7202988, 10804482, 21608964]

約数ペア:

[(1, 21608964), (2, 10804482), (3, 7202988), (4, 5402241), (6, 3601494), (9, 2400996), (12, 1800747), (13, 1662228), (18, 1200498), (26, 831114), (27, 800332), (36, 600249), (39, 554076), (52, 415557), (54, 400166), (78, 277038), (108, 200083), (117, 184692), (156, 138519), (234, 92346), (351, 61564), (468, 46173), (702, 30782), (1404, 15391)]