21167296

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{227}}^1$

素因数の和:317

約数の個数: 56

約数和(自身を含む): 44476416

約数和(自身を除く): 23309120

約数列:

[1, 2, 4, 8, 16, 31, 32, 47, 62, 64, 94, 124, 188, 227, 248, 376, 454, 496, 752, 908, 992, 1457, 1504, 1816, 1984, 2914, 3008, 3632, 5828, 7037, 7264, 10669, 11656, 14074, 14528, 21338, 23312, 28148, 42676, 46624, 56296, 85352, 93248, 112592, 170704, 225184, 330739, 341408, 450368, 661478, 682816, 1322956, 2645912, 5291824, 10583648, 21167296]

約数ペア:

[(1, 21167296), (2, 10583648), (4, 5291824), (8, 2645912), (16, 1322956), (31, 682816), (32, 661478), (47, 450368), (62, 341408), (64, 330739), (94, 225184), (124, 170704), (188, 112592), (227, 93248), (248, 85352), (376, 56296), (454, 46624), (496, 42676), (752, 28148), (908, 23312), (992, 21338), (1457, 14528), (1504, 14074), (1816, 11656), (1984, 10669), (2914, 7264), (3008, 7037), (3632, 5828)]