21671892

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{54727}}^1$

素因数の和:54748

約数の個数: 36

約数和(自身を含む): 59762976

約数和(自身を除く): 38091084

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 54727, 109454, 164181, 218908, 328362, 492543, 601997, 656724, 985086, 1203994, 1805991, 1970172, 2407988, 3611982, 5417973, 7223964, 10835946, 21671892]

約数ペア:

[(1, 21671892), (2, 10835946), (3, 7223964), (4, 5417973), (6, 3611982), (9, 2407988), (11, 1970172), (12, 1805991), (18, 1203994), (22, 985086), (33, 656724), (36, 601997), (44, 492543), (66, 328362), (99, 218908), (132, 164181), (198, 109454), (396, 54727)]