21931832

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{929}}^1$

素因数の和:1175

約数の個数: 32

約数和(自身を含む): 44528400

約数和(自身を除く): 22596568

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 227, 454, 908, 929, 1816, 1858, 2951, 3716, 5902, 7432, 11804, 12077, 23608, 24154, 48308, 96616, 210883, 421766, 843532, 1687064, 2741479, 5482958, 10965916, 21931832]

約数ペア:

[(1, 21931832), (2, 10965916), (4, 5482958), (8, 2741479), (13, 1687064), (26, 843532), (52, 421766), (104, 210883), (227, 96616), (454, 48308), (908, 24154), (929, 23608), (1816, 12077), (1858, 11804), (2951, 7432), (3716, 5902)]