21839558

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{619}}^1$

素因数の和:716

約数の個数: 32

約数和(自身を含む): 37497600

約数和(自身を除く): 15658042

約数列:

[1, 2, 13, 23, 26, 46, 59, 118, 299, 598, 619, 767, 1238, 1357, 1534, 2714, 8047, 14237, 16094, 17641, 28474, 35282, 36521, 73042, 185081, 370162, 474773, 839983, 949546, 1679966, 10919779, 21839558]

約数ペア:

[(1, 21839558), (2, 10919779), (13, 1679966), (23, 949546), (26, 839983), (46, 474773), (59, 370162), (118, 185081), (299, 73042), (598, 36521), (619, 35282), (767, 28474), (1238, 17641), (1357, 16094), (1534, 14237), (2714, 8047)]