21917024

素因数分解:

$2^5\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{173}}^1$

素因数の和:327

約数の個数: 48

約数和(自身を含む): 44988048

約数和(自身を除く): 23071024

約数列:

[1, 2, 4, 8, 16, 32, 37, 74, 107, 148, 173, 214, 296, 346, 428, 592, 692, 856, 1184, 1384, 1712, 2768, 3424, 3959, 5536, 6401, 7918, 12802, 15836, 18511, 25604, 31672, 37022, 51208, 63344, 74044, 102416, 126688, 148088, 204832, 296176, 592352, 684907, 1369814, 2739628, 5479256, 10958512, 21917024]

約数ペア:

[(1, 21917024), (2, 10958512), (4, 5479256), (8, 2739628), (16, 1369814), (32, 684907), (37, 592352), (74, 296176), (107, 204832), (148, 148088), (173, 126688), (214, 102416), (296, 74044), (346, 63344), (428, 51208), (592, 37022), (692, 31672), (856, 25604), (1184, 18511), (1384, 15836), (1712, 12802), (2768, 7918), (3424, 6401), (3959, 5536)]