21889590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1$

素因数の和:301

約数の個数: 64

約数和(自身を含む): 54432000

約数和(自身を除く): 32542410

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 59, 83, 118, 149, 166, 177, 249, 295, 298, 354, 415, 447, 498, 590, 745, 830, 885, 894, 1245, 1490, 1770, 2235, 2490, 4470, 4897, 8791, 9794, 12367, 14691, 17582, 24485, 24734, 26373, 29382, 37101, 43955, 48970, 52746, 61835, 73455, 74202, 87910, 123670, 131865, 146910, 185505, 263730, 371010, 729653, 1459306, 2188959, 3648265, 4377918, 7296530, 10944795, 21889590]

約数ペア:

[(1, 21889590), (2, 10944795), (3, 7296530), (5, 4377918), (6, 3648265), (10, 2188959), (15, 1459306), (30, 729653), (59, 371010), (83, 263730), (118, 185505), (149, 146910), (166, 131865), (177, 123670), (249, 87910), (295, 74202), (298, 73455), (354, 61835), (415, 52746), (447, 48970), (498, 43955), (590, 37101), (745, 29382), (830, 26373), (885, 24734), (894, 24485), (1245, 17582), (1490, 14691), (1770, 12367), (2235, 9794), (2490, 8791), (4470, 4897)]