21723799

素因数分解:

${\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1$

素因数の和:398

約数の個数: 16

約数和(自身を含む): 23514624

約数和(自身を除く): 1790825

約数列:

[1, 23, 53, 71, 251, 1219, 1633, 3763, 5773, 13303, 17821, 86549, 305969, 409883, 944513, 21723799]

約数ペア:

[(1, 21723799), (23, 944513), (53, 409883), (71, 305969), (251, 86549), (1219, 17821), (1633, 13303), (3763, 5773)]