21487488

素因数分解:

$2^7\times 3^1\times {\mathrm{11}}^1\times {\mathrm{5087}}^1$

素因数の和:5115

約数の個数: 64

約数和(自身を含む): 62277120

約数和(自身を除く): 40789632

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 64, 66, 88, 96, 128, 132, 176, 192, 264, 352, 384, 528, 704, 1056, 1408, 2112, 4224, 5087, 10174, 15261, 20348, 30522, 40696, 55957, 61044, 81392, 111914, 122088, 162784, 167871, 223828, 244176, 325568, 335742, 447656, 488352, 651136, 671484, 895312, 976704, 1342968, 1790624, 1953408, 2685936, 3581248, 5371872, 7162496, 10743744, 21487488]

約数ペア:

[(1, 21487488), (2, 10743744), (3, 7162496), (4, 5371872), (6, 3581248), (8, 2685936), (11, 1953408), (12, 1790624), (16, 1342968), (22, 976704), (24, 895312), (32, 671484), (33, 651136), (44, 488352), (48, 447656), (64, 335742), (66, 325568), (88, 244176), (96, 223828), (128, 167871), (132, 162784), (176, 122088), (192, 111914), (264, 81392), (352, 61044), (384, 55957), (528, 40696), (704, 30522), (1056, 20348), (1408, 15261), (2112, 10174), (4224, 5087)]