21957576

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{313}}^1$

素因数の和:438

約数の個数: 64

約数和(自身を含む): 57273600

約数和(自身を除く): 35316024

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 74, 79, 111, 148, 158, 222, 237, 296, 313, 316, 444, 474, 626, 632, 888, 939, 948, 1252, 1878, 1896, 2504, 2923, 3756, 5846, 7512, 8769, 11581, 11692, 17538, 23162, 23384, 24727, 34743, 35076, 46324, 49454, 69486, 70152, 74181, 92648, 98908, 138972, 148362, 197816, 277944, 296724, 593448, 914899, 1829798, 2744697, 3659596, 5489394, 7319192, 10978788, 21957576]

約数ペア:

[(1, 21957576), (2, 10978788), (3, 7319192), (4, 5489394), (6, 3659596), (8, 2744697), (12, 1829798), (24, 914899), (37, 593448), (74, 296724), (79, 277944), (111, 197816), (148, 148362), (158, 138972), (222, 98908), (237, 92648), (296, 74181), (313, 70152), (316, 69486), (444, 49454), (474, 46324), (626, 35076), (632, 34743), (888, 24727), (939, 23384), (948, 23162), (1252, 17538), (1878, 11692), (1896, 11581), (2504, 8769), (2923, 7512), (3756, 5846)]