21709584

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{11597}}^1$

素因数の和:11624

約数の個数: 60

約数和(自身を含む): 65435916

約数和(自身を除く): 43726332

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 234, 312, 468, 624, 936, 1872, 11597, 23194, 34791, 46388, 69582, 92776, 104373, 139164, 150761, 185552, 208746, 278328, 301522, 417492, 452283, 556656, 603044, 834984, 904566, 1206088, 1356849, 1669968, 1809132, 2412176, 2713698, 3618264, 5427396, 7236528, 10854792, 21709584]

約数ペア:

[(1, 21709584), (2, 10854792), (3, 7236528), (4, 5427396), (6, 3618264), (8, 2713698), (9, 2412176), (12, 1809132), (13, 1669968), (16, 1356849), (18, 1206088), (24, 904566), (26, 834984), (36, 603044), (39, 556656), (48, 452283), (52, 417492), (72, 301522), (78, 278328), (104, 208746), (117, 185552), (144, 150761), (156, 139164), (208, 104373), (234, 92776), (312, 69582), (468, 46388), (624, 34791), (936, 23194), (1872, 11597)]