21325194

素因数分解:

$2^1\times 3^5\times {\mathrm{11}}^1\times {\mathrm{3989}}^1$

素因数の和:4017

約数の個数: 48

約数和(自身を含む): 52284960

約数和(自身を除く): 30959766

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 81, 99, 162, 198, 243, 297, 486, 594, 891, 1782, 2673, 3989, 5346, 7978, 11967, 23934, 35901, 43879, 71802, 87758, 107703, 131637, 215406, 263274, 323109, 394911, 646218, 789822, 969327, 1184733, 1938654, 2369466, 3554199, 7108398, 10662597, 21325194]

約数ペア:

[(1, 21325194), (2, 10662597), (3, 7108398), (6, 3554199), (9, 2369466), (11, 1938654), (18, 1184733), (22, 969327), (27, 789822), (33, 646218), (54, 394911), (66, 323109), (81, 263274), (99, 215406), (162, 131637), (198, 107703), (243, 87758), (297, 71802), (486, 43879), (594, 35901), (891, 23934), (1782, 11967), (2673, 7978), (3989, 5346)]