21467784

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{829}}^1$

素因数の和:934

約数の個数: 64

約数和(自身を含む): 58564800

約数和(自身を除く): 37097016

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 83, 104, 156, 166, 249, 312, 332, 498, 664, 829, 996, 1079, 1658, 1992, 2158, 2487, 3237, 3316, 4316, 4974, 6474, 6632, 8632, 9948, 10777, 12948, 19896, 21554, 25896, 32331, 43108, 64662, 68807, 86216, 129324, 137614, 206421, 258648, 275228, 412842, 550456, 825684, 894491, 1651368, 1788982, 2683473, 3577964, 5366946, 7155928, 10733892, 21467784]

約数ペア:

[(1, 21467784), (2, 10733892), (3, 7155928), (4, 5366946), (6, 3577964), (8, 2683473), (12, 1788982), (13, 1651368), (24, 894491), (26, 825684), (39, 550456), (52, 412842), (78, 275228), (83, 258648), (104, 206421), (156, 137614), (166, 129324), (249, 86216), (312, 68807), (332, 64662), (498, 43108), (664, 32331), (829, 25896), (996, 21554), (1079, 19896), (1658, 12948), (1992, 10777), (2158, 9948), (2487, 8632), (3237, 6632), (3316, 6474), (4316, 4974)]