21776958

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1087}}^1$

素因数の和:1158

約数の個数: 64

約数和(自身を含む): 56401920

約数和(自身を除く): 34624962

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 53, 54, 63, 106, 126, 159, 189, 318, 371, 378, 477, 742, 954, 1087, 1113, 1431, 2174, 2226, 2862, 3261, 3339, 6522, 6678, 7609, 9783, 10017, 15218, 19566, 20034, 22827, 29349, 45654, 57611, 58698, 68481, 115222, 136962, 172833, 205443, 345666, 403277, 410886, 518499, 806554, 1036998, 1209831, 1555497, 2419662, 3110994, 3629493, 7258986, 10888479, 21776958]

約数ペア:

[(1, 21776958), (2, 10888479), (3, 7258986), (6, 3629493), (7, 3110994), (9, 2419662), (14, 1555497), (18, 1209831), (21, 1036998), (27, 806554), (42, 518499), (53, 410886), (54, 403277), (63, 345666), (106, 205443), (126, 172833), (159, 136962), (189, 115222), (318, 68481), (371, 58698), (378, 57611), (477, 45654), (742, 29349), (954, 22827), (1087, 20034), (1113, 19566), (1431, 15218), (2174, 10017), (2226, 9783), (2862, 7609), (3261, 6678), (3339, 6522)]