21982260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{3557}}^1$

素因数の和:3672

約数の個数: 48

約数和(自身を含む): 62165376

約数和(自身を除く): 40183116

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 103, 206, 309, 412, 515, 618, 1030, 1236, 1545, 2060, 3090, 3557, 6180, 7114, 10671, 14228, 17785, 21342, 35570, 42684, 53355, 71140, 106710, 213420, 366371, 732742, 1099113, 1465484, 1831855, 2198226, 3663710, 4396452, 5495565, 7327420, 10991130, 21982260]

約数ペア:

[(1, 21982260), (2, 10991130), (3, 7327420), (4, 5495565), (5, 4396452), (6, 3663710), (10, 2198226), (12, 1831855), (15, 1465484), (20, 1099113), (30, 732742), (60, 366371), (103, 213420), (206, 106710), (309, 71140), (412, 53355), (515, 42684), (618, 35570), (1030, 21342), (1236, 17785), (1545, 14228), (2060, 10671), (3090, 7114), (3557, 6180)]