21803796

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{151}}^1\times {\mathrm{191}}^1$

素因数の和:362

約数の個数: 96

約数和(自身を含む): 65372160

約数和(自身を除く): 43568364

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 151, 189, 191, 252, 302, 378, 382, 453, 573, 604, 756, 764, 906, 1057, 1146, 1337, 1359, 1719, 1812, 2114, 2292, 2674, 2718, 3171, 3438, 4011, 4077, 4228, 5157, 5348, 5436, 6342, 6876, 8022, 8154, 9513, 10314, 12033, 12684, 16044, 16308, 19026, 20628, 24066, 28539, 28841, 36099, 38052, 48132, 57078, 57682, 72198, 86523, 114156, 115364, 144396, 173046, 201887, 259569, 346092, 403774, 519138, 605661, 778707, 807548, 1038276, 1211322, 1557414, 1816983, 2422644, 3114828, 3633966, 5450949, 7267932, 10901898, 21803796]

約数ペア:

[(1, 21803796), (2, 10901898), (3, 7267932), (4, 5450949), (6, 3633966), (7, 3114828), (9, 2422644), (12, 1816983), (14, 1557414), (18, 1211322), (21, 1038276), (27, 807548), (28, 778707), (36, 605661), (42, 519138), (54, 403774), (63, 346092), (84, 259569), (108, 201887), (126, 173046), (151, 144396), (189, 115364), (191, 114156), (252, 86523), (302, 72198), (378, 57682), (382, 57078), (453, 48132), (573, 38052), (604, 36099), (756, 28841), (764, 28539), (906, 24066), (1057, 20628), (1146, 19026), (1337, 16308), (1359, 16044), (1719, 12684), (1812, 12033), (2114, 10314), (2292, 9513), (2674, 8154), (2718, 8022), (3171, 6876), (3438, 6342), (4011, 5436), (4077, 5348), (4228, 5157)]