21032074

素因数分解:

$2^1\times 7^3\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:120

約数の個数: 64

約数和(自身を含む): 40550400

約数和(自身を除く): 19518326

約数列:

[1, 2, 7, 14, 23, 31, 43, 46, 49, 62, 86, 98, 161, 217, 301, 322, 343, 434, 602, 686, 713, 989, 1127, 1333, 1426, 1519, 1978, 2107, 2254, 2666, 3038, 4214, 4991, 6923, 7889, 9331, 9982, 10633, 13846, 14749, 15778, 18662, 21266, 29498, 30659, 34937, 48461, 61318, 65317, 69874, 96922, 130634, 214613, 244559, 339227, 429226, 457219, 489118, 678454, 914438, 1502291, 3004582, 10516037, 21032074]

約数ペア:

[(1, 21032074), (2, 10516037), (7, 3004582), (14, 1502291), (23, 914438), (31, 678454), (43, 489118), (46, 457219), (49, 429226), (62, 339227), (86, 244559), (98, 214613), (161, 130634), (217, 96922), (301, 69874), (322, 65317), (343, 61318), (434, 48461), (602, 34937), (686, 30659), (713, 29498), (989, 21266), (1127, 18662), (1333, 15778), (1426, 14749), (1519, 13846), (1978, 10633), (2107, 9982), (2254, 9331), (2666, 7889), (3038, 6923), (4214, 4991)]