21496704

素因数分解:

$2^7\times 3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1$

素因数の和:160

約数の個数: 128

約数和(自身を含む): 62791200

約数和(自身を除く): 41294496

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 37, 48, 51, 64, 68, 74, 89, 96, 102, 111, 128, 136, 148, 178, 192, 204, 222, 267, 272, 296, 356, 384, 408, 444, 534, 544, 592, 629, 712, 816, 888, 1068, 1088, 1184, 1258, 1424, 1513, 1632, 1776, 1887, 2136, 2176, 2368, 2516, 2848, 3026, 3264, 3293, 3552, 3774, 4272, 4539, 4736, 5032, 5696, 6052, 6528, 6586, 7104, 7548, 8544, 9078, 9879, 10064, 11392, 12104, 13172, 14208, 15096, 17088, 18156, 19758, 20128, 24208, 26344, 30192, 34176, 36312, 39516, 40256, 48416, 52688, 55981, 60384, 72624, 79032, 80512, 96832, 105376, 111962, 120768, 145248, 158064, 167943, 193664, 210752, 223924, 241536, 290496, 316128, 335886, 421504, 447848, 580992, 632256, 671772, 895696, 1264512, 1343544, 1791392, 2687088, 3582784, 5374176, 7165568, 10748352, 21496704]

約数ペア:

[(1, 21496704), (2, 10748352), (3, 7165568), (4, 5374176), (6, 3582784), (8, 2687088), (12, 1791392), (16, 1343544), (17, 1264512), (24, 895696), (32, 671772), (34, 632256), (37, 580992), (48, 447848), (51, 421504), (64, 335886), (68, 316128), (74, 290496), (89, 241536), (96, 223924), (102, 210752), (111, 193664), (128, 167943), (136, 158064), (148, 145248), (178, 120768), (192, 111962), (204, 105376), (222, 96832), (267, 80512), (272, 79032), (296, 72624), (356, 60384), (384, 55981), (408, 52688), (444, 48416), (534, 40256), (544, 39516), (592, 36312), (629, 34176), (712, 30192), (816, 26344), (888, 24208), (1068, 20128), (1088, 19758), (1184, 18156), (1258, 17088), (1424, 15096), (1513, 14208), (1632, 13172), (1776, 12104), (1887, 11392), (2136, 10064), (2176, 9879), (2368, 9078), (2516, 8544), (2848, 7548), (3026, 7104), (3264, 6586), (3293, 6528), (3552, 6052), (3774, 5696), (4272, 5032), (4539, 4736)]