21846296

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{503}}^1$

素因数の和:659

約数の個数: 32

約数和(自身を含む): 42184800

約数和(自身を除く): 20338504

約数列:

[1, 2, 4, 8, 61, 89, 122, 178, 244, 356, 488, 503, 712, 1006, 2012, 4024, 5429, 10858, 21716, 30683, 43432, 44767, 61366, 89534, 122732, 179068, 245464, 358136, 2730787, 5461574, 10923148, 21846296]

約数ペア:

[(1, 21846296), (2, 10923148), (4, 5461574), (8, 2730787), (61, 358136), (89, 245464), (122, 179068), (178, 122732), (244, 89534), (356, 61366), (488, 44767), (503, 43432), (712, 30683), (1006, 21716), (2012, 10858), (4024, 5429)]