21626748

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4201}}^1$

素因数の和:4235

約数の個数: 72

約数和(自身を含む): 64240176

約数和(自身を除く): 42613428

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 18, 22, 26, 33, 36, 39, 44, 52, 66, 78, 99, 117, 132, 143, 156, 198, 234, 286, 396, 429, 468, 572, 858, 1287, 1716, 2574, 4201, 5148, 8402, 12603, 16804, 25206, 37809, 46211, 50412, 54613, 75618, 92422, 109226, 138633, 151236, 163839, 184844, 218452, 277266, 327678, 415899, 491517, 554532, 600743, 655356, 831798, 983034, 1201486, 1663596, 1802229, 1966068, 2402972, 3604458, 5406687, 7208916, 10813374, 21626748]

約数ペア:

[(1, 21626748), (2, 10813374), (3, 7208916), (4, 5406687), (6, 3604458), (9, 2402972), (11, 1966068), (12, 1802229), (13, 1663596), (18, 1201486), (22, 983034), (26, 831798), (33, 655356), (36, 600743), (39, 554532), (44, 491517), (52, 415899), (66, 327678), (78, 277266), (99, 218452), (117, 184844), (132, 163839), (143, 151236), (156, 138633), (198, 109226), (234, 92422), (286, 75618), (396, 54613), (429, 50412), (468, 46211), (572, 37809), (858, 25206), (1287, 16804), (1716, 12603), (2574, 8402), (4201, 5148)]