21676356

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{15439}}^1$

素因数の和:15465

約数の個数: 48

約数和(自身を含む): 60524800

約数和(自身を除く): 38848444

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, 15439, 30878, 46317, 61756, 92634, 138951, 185268, 200707, 277902, 401414, 416853, 555804, 602121, 802828, 833706, 1204242, 1667412, 1806363, 2408484, 3612726, 5419089, 7225452, 10838178, 21676356]

約数ペア:

[(1, 21676356), (2, 10838178), (3, 7225452), (4, 5419089), (6, 3612726), (9, 2408484), (12, 1806363), (13, 1667412), (18, 1204242), (26, 833706), (27, 802828), (36, 602121), (39, 555804), (52, 416853), (54, 401414), (78, 277902), (108, 200707), (117, 185268), (156, 138951), (234, 92634), (351, 61756), (468, 46317), (702, 30878), (1404, 15439)]