21087114

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^2$

素因数の和:179

約数の個数: 48

約数和(自身を含む): 45284448

約数和(自身を除く): 24197334

約数列:

[1, 2, 3, 6, 37, 43, 47, 74, 86, 94, 111, 129, 141, 222, 258, 282, 1591, 1739, 2021, 2209, 3182, 3478, 4042, 4418, 4773, 5217, 6063, 6627, 9546, 10434, 12126, 13254, 74777, 81733, 94987, 149554, 163466, 189974, 224331, 245199, 284961, 448662, 490398, 569922, 3514519, 7029038, 10543557, 21087114]

約数ペア:

[(1, 21087114), (2, 10543557), (3, 7029038), (6, 3514519), (37, 569922), (43, 490398), (47, 448662), (74, 284961), (86, 245199), (94, 224331), (111, 189974), (129, 163466), (141, 149554), (222, 94987), (258, 81733), (282, 74777), (1591, 13254), (1739, 12126), (2021, 10434), (2209, 9546), (3182, 6627), (3478, 6063), (4042, 5217), (4418, 4773)]