21294924

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{3209}}^1$

素因数の和:3302

約数の個数: 48

約数和(自身を含む): 57523200

約数和(自身を除く): 36228276

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 79, 84, 158, 237, 316, 474, 553, 948, 1106, 1659, 2212, 3209, 3318, 6418, 6636, 9627, 12836, 19254, 22463, 38508, 44926, 67389, 89852, 134778, 253511, 269556, 507022, 760533, 1014044, 1521066, 1774577, 3042132, 3549154, 5323731, 7098308, 10647462, 21294924]

約数ペア:

[(1, 21294924), (2, 10647462), (3, 7098308), (4, 5323731), (6, 3549154), (7, 3042132), (12, 1774577), (14, 1521066), (21, 1014044), (28, 760533), (42, 507022), (79, 269556), (84, 253511), (158, 134778), (237, 89852), (316, 67389), (474, 44926), (553, 38508), (948, 22463), (1106, 19254), (1659, 12836), (2212, 9627), (3209, 6636), (3318, 6418)]