21030672

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{33703}}^1$

素因数の和:33727

約数の個数: 40

約数和(自身を含む): 58510144

約数和(自身を除く): 37479472

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 33703, 67406, 101109, 134812, 202218, 269624, 404436, 438139, 539248, 808872, 876278, 1314417, 1617744, 1752556, 2628834, 3505112, 5257668, 7010224, 10515336, 21030672]

約数ペア:

[(1, 21030672), (2, 10515336), (3, 7010224), (4, 5257668), (6, 3505112), (8, 2628834), (12, 1752556), (13, 1617744), (16, 1314417), (24, 876278), (26, 808872), (39, 539248), (48, 438139), (52, 404436), (78, 269624), (104, 202218), (156, 134812), (208, 101109), (312, 67406), (624, 33703)]