21347002

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1$

素因数の和:366

約数の個数: 32

約数和(自身を含む): 35458560

約数和(自身を除く): 14111558

約数列:

[1, 2, 17, 34, 37, 71, 74, 142, 239, 478, 629, 1207, 1258, 2414, 2627, 4063, 5254, 8126, 8843, 16969, 17686, 33938, 44659, 89318, 150331, 288473, 300662, 576946, 627853, 1255706, 10673501, 21347002]

約数ペア:

[(1, 21347002), (2, 10673501), (17, 1255706), (34, 627853), (37, 576946), (71, 300662), (74, 288473), (142, 150331), (239, 89318), (478, 44659), (629, 33938), (1207, 17686), (1258, 16969), (2414, 8843), (2627, 8126), (4063, 5254)]