21877944

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{1049}}^1$

素因数の和:1148

約数の個数: 64

約数和(自身を含む): 60480000

約数和(自身を除く): 38602056

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 79, 88, 132, 158, 237, 264, 316, 474, 632, 869, 948, 1049, 1738, 1896, 2098, 2607, 3147, 3476, 4196, 5214, 6294, 6952, 8392, 10428, 11539, 12588, 20856, 23078, 25176, 34617, 46156, 69234, 82871, 92312, 138468, 165742, 248613, 276936, 331484, 497226, 662968, 911581, 994452, 1823162, 1988904, 2734743, 3646324, 5469486, 7292648, 10938972, 21877944]

約数ペア:

[(1, 21877944), (2, 10938972), (3, 7292648), (4, 5469486), (6, 3646324), (8, 2734743), (11, 1988904), (12, 1823162), (22, 994452), (24, 911581), (33, 662968), (44, 497226), (66, 331484), (79, 276936), (88, 248613), (132, 165742), (158, 138468), (237, 92312), (264, 82871), (316, 69234), (474, 46156), (632, 34617), (869, 25176), (948, 23078), (1049, 20856), (1738, 12588), (1896, 11539), (2098, 10428), (2607, 8392), (3147, 6952), (3476, 6294), (4196, 5214)]