21921198

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{463}}^1\times {\mathrm{607}}^1$

素因数の和:1088

約数の個数: 32

約数和(自身を含む): 47394816

約数和(自身を除く): 25473618

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 463, 607, 926, 1214, 1389, 1821, 2778, 3642, 6019, 7891, 12038, 15782, 18057, 23673, 36114, 47346, 281041, 562082, 843123, 1686246, 3653533, 7307066, 10960599, 21921198]

約数ペア:

[(1, 21921198), (2, 10960599), (3, 7307066), (6, 3653533), (13, 1686246), (26, 843123), (39, 562082), (78, 281041), (463, 47346), (607, 36114), (926, 23673), (1214, 18057), (1389, 15782), (1821, 12038), (2778, 7891), (3642, 6019)]