21407916

素因数分解:

$2^2\times 3^1\times {\mathrm{29}}^1\times {\mathrm{227}}^1\times {\mathrm{271}}^1$

素因数の和:534

約数の個数: 48

約数和(自身を含む): 52093440

約数和(自身を除く): 30685524

約数列:

[1, 2, 3, 4, 6, 12, 29, 58, 87, 116, 174, 227, 271, 348, 454, 542, 681, 813, 908, 1084, 1362, 1626, 2724, 3252, 6583, 7859, 13166, 15718, 19749, 23577, 26332, 31436, 39498, 47154, 61517, 78996, 94308, 123034, 184551, 246068, 369102, 738204, 1783993, 3567986, 5351979, 7135972, 10703958, 21407916]

約数ペア:

[(1, 21407916), (2, 10703958), (3, 7135972), (4, 5351979), (6, 3567986), (12, 1783993), (29, 738204), (58, 369102), (87, 246068), (116, 184551), (174, 123034), (227, 94308), (271, 78996), (348, 61517), (454, 47154), (542, 39498), (681, 31436), (813, 26332), (908, 23577), (1084, 19749), (1362, 15718), (1626, 13166), (2724, 7859), (3252, 6583)]