21101236

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{2267}}^1$

素因数の和:2463

約数の個数: 24

約数和(自身を含む): 40007520

約数和(自身を除く): 18906284

約数列:

[1, 2, 4, 13, 26, 52, 179, 358, 716, 2267, 2327, 4534, 4654, 9068, 9308, 29471, 58942, 117884, 405793, 811586, 1623172, 5275309, 10550618, 21101236]

約数ペア:

[(1, 21101236), (2, 10550618), (4, 5275309), (13, 1623172), (26, 811586), (52, 405793), (179, 117884), (358, 58942), (716, 29471), (2267, 9308), (2327, 9068), (4534, 4654)]