21468260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97583}}^1$

素因数の和:97603

約数の個数: 24

約数和(自身を含む): 49182336

約数和(自身を除く): 27714076

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 97583, 195166, 390332, 487915, 975830, 1073413, 1951660, 2146826, 4293652, 5367065, 10734130, 21468260]

約数ペア:

[(1, 21468260), (2, 10734130), (4, 5367065), (5, 4293652), (10, 2146826), (11, 1951660), (20, 1073413), (22, 975830), (44, 487915), (55, 390332), (110, 195166), (220, 97583)]