21834528

素因数分解:

$2^5\times 3^1\times {\mathrm{17}}^2\times {\mathrm{787}}^1$

素因数の和:834

約数の個数: 72

約数和(自身を含む): 60962832

約数和(自身を除く): 39128304

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 68, 96, 102, 136, 204, 272, 289, 408, 544, 578, 787, 816, 867, 1156, 1574, 1632, 1734, 2312, 2361, 3148, 3468, 4624, 4722, 6296, 6936, 9248, 9444, 12592, 13379, 13872, 18888, 25184, 26758, 27744, 37776, 40137, 53516, 75552, 80274, 107032, 160548, 214064, 227443, 321096, 428128, 454886, 642192, 682329, 909772, 1284384, 1364658, 1819544, 2729316, 3639088, 5458632, 7278176, 10917264, 21834528]

約数ペア:

[(1, 21834528), (2, 10917264), (3, 7278176), (4, 5458632), (6, 3639088), (8, 2729316), (12, 1819544), (16, 1364658), (17, 1284384), (24, 909772), (32, 682329), (34, 642192), (48, 454886), (51, 428128), (68, 321096), (96, 227443), (102, 214064), (136, 160548), (204, 107032), (272, 80274), (289, 75552), (408, 53516), (544, 40137), (578, 37776), (787, 27744), (816, 26758), (867, 25184), (1156, 18888), (1574, 13872), (1632, 13379), (1734, 12592), (2312, 9444), (2361, 9248), (3148, 6936), (3468, 6296), (4624, 4722)]