21915936

素因数分解:

$2^5\times 3^2\times 7^2\times {\mathrm{1553}}^1$

素因数の和:1583

約数の個数: 108

約数和(自身を含む): 72545382

約数和(自身を除く): 50629446

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 49, 56, 63, 72, 84, 96, 98, 112, 126, 144, 147, 168, 196, 224, 252, 288, 294, 336, 392, 441, 504, 588, 672, 784, 882, 1008, 1176, 1553, 1568, 1764, 2016, 2352, 3106, 3528, 4659, 4704, 6212, 7056, 9318, 10871, 12424, 13977, 14112, 18636, 21742, 24848, 27954, 32613, 37272, 43484, 49696, 55908, 65226, 74544, 76097, 86968, 97839, 111816, 130452, 149088, 152194, 173936, 195678, 223632, 228291, 260904, 304388, 347872, 391356, 447264, 456582, 521808, 608776, 684873, 782712, 913164, 1043616, 1217552, 1369746, 1565424, 1826328, 2435104, 2739492, 3130848, 3652656, 5478984, 7305312, 10957968, 21915936]

約数ペア:

[(1, 21915936), (2, 10957968), (3, 7305312), (4, 5478984), (6, 3652656), (7, 3130848), (8, 2739492), (9, 2435104), (12, 1826328), (14, 1565424), (16, 1369746), (18, 1217552), (21, 1043616), (24, 913164), (28, 782712), (32, 684873), (36, 608776), (42, 521808), (48, 456582), (49, 447264), (56, 391356), (63, 347872), (72, 304388), (84, 260904), (96, 228291), (98, 223632), (112, 195678), (126, 173936), (144, 152194), (147, 149088), (168, 130452), (196, 111816), (224, 97839), (252, 86968), (288, 76097), (294, 74544), (336, 65226), (392, 55908), (441, 49696), (504, 43484), (588, 37272), (672, 32613), (784, 27954), (882, 24848), (1008, 21742), (1176, 18636), (1553, 14112), (1568, 13977), (1764, 12424), (2016, 10871), (2352, 9318), (3106, 7056), (3528, 6212), (4659, 4704)]