21693554

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{24821}}^1$

素因数の和:24865

約数の個数: 16

約数和(自身を含む): 35743680

約数和(自身を除く): 14050126

約数列:

[1, 2, 19, 23, 38, 46, 437, 874, 24821, 49642, 471599, 570883, 943198, 1141766, 10846777, 21693554]

約数ペア:

[(1, 21693554), (2, 10846777), (19, 1141766), (23, 943198), (38, 570883), (46, 471599), (437, 49642), (874, 24821)]