21657048

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{7583}}^1$

素因数の和:7616

約数の個数: 64

約数和(自身を含む): 65525760

約数和(自身を除く): 43868712

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 21, 24, 28, 34, 42, 51, 56, 68, 84, 102, 119, 136, 168, 204, 238, 357, 408, 476, 714, 952, 1428, 2856, 7583, 15166, 22749, 30332, 45498, 53081, 60664, 90996, 106162, 128911, 159243, 181992, 212324, 257822, 318486, 386733, 424648, 515644, 636972, 773466, 902377, 1031288, 1273944, 1546932, 1804754, 2707131, 3093864, 3609508, 5414262, 7219016, 10828524, 21657048]

約数ペア:

[(1, 21657048), (2, 10828524), (3, 7219016), (4, 5414262), (6, 3609508), (7, 3093864), (8, 2707131), (12, 1804754), (14, 1546932), (17, 1273944), (21, 1031288), (24, 902377), (28, 773466), (34, 636972), (42, 515644), (51, 424648), (56, 386733), (68, 318486), (84, 257822), (102, 212324), (119, 181992), (136, 159243), (168, 128911), (204, 106162), (238, 90996), (357, 60664), (408, 53081), (476, 45498), (714, 30332), (952, 22749), (1428, 15166), (2856, 7583)]