21724142

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{9587}}^1$

素因数の和:9703

約数の個数: 16

約数和(自身を含む): 35897472

約数和(自身を除く): 14173330

約数列:

[1, 2, 11, 22, 103, 206, 1133, 2266, 9587, 19174, 105457, 210914, 987461, 1974922, 10862071, 21724142]

約数ペア:

[(1, 21724142), (2, 10862071), (11, 1974922), (22, 987461), (103, 210914), (206, 105457), (1133, 19174), (2266, 9587)]