21661596

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2879}}^1$

素因数の和:2919

約数の個数: 72

約数和(自身を含む): 62899200

約数和(自身を除く): 41237604

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 19, 22, 33, 36, 38, 44, 57, 66, 76, 99, 114, 132, 171, 198, 209, 228, 342, 396, 418, 627, 684, 836, 1254, 1881, 2508, 2879, 3762, 5758, 7524, 8637, 11516, 17274, 25911, 31669, 34548, 51822, 54701, 63338, 95007, 103644, 109402, 126676, 164103, 190014, 218804, 285021, 328206, 380028, 492309, 570042, 601711, 656412, 984618, 1140084, 1203422, 1805133, 1969236, 2406844, 3610266, 5415399, 7220532, 10830798, 21661596]

約数ペア:

[(1, 21661596), (2, 10830798), (3, 7220532), (4, 5415399), (6, 3610266), (9, 2406844), (11, 1969236), (12, 1805133), (18, 1203422), (19, 1140084), (22, 984618), (33, 656412), (36, 601711), (38, 570042), (44, 492309), (57, 380028), (66, 328206), (76, 285021), (99, 218804), (114, 190014), (132, 164103), (171, 126676), (198, 109402), (209, 103644), (228, 95007), (342, 63338), (396, 54701), (418, 51822), (627, 34548), (684, 31669), (836, 25911), (1254, 17274), (1881, 11516), (2508, 8637), (2879, 7524), (3762, 5758)]