21752172

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{15493}}^1$

素因数の和:15519

約数の個数: 48

約数和(自身を含む): 60736480

約数和(自身を除く): 38984308

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, 15493, 30986, 46479, 61972, 92958, 139437, 185916, 201409, 278874, 402818, 418311, 557748, 604227, 805636, 836622, 1208454, 1673244, 1812681, 2416908, 3625362, 5438043, 7250724, 10876086, 21752172]

約数ペア:

[(1, 21752172), (2, 10876086), (3, 7250724), (4, 5438043), (6, 3625362), (9, 2416908), (12, 1812681), (13, 1673244), (18, 1208454), (26, 836622), (27, 805636), (36, 604227), (39, 557748), (52, 418311), (54, 402818), (78, 278874), (108, 201409), (117, 185916), (156, 139437), (234, 92958), (351, 61972), (468, 46479), (702, 30986), (1404, 15493)]