21218232

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{2383}}^1$

素因数の和:2452

約数の個数: 64

約数和(自身を含む): 61793280

約数和(自身を除く): 40575048

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 53, 56, 84, 106, 159, 168, 212, 318, 371, 424, 636, 742, 1113, 1272, 1484, 2226, 2383, 2968, 4452, 4766, 7149, 8904, 9532, 14298, 16681, 19064, 28596, 33362, 50043, 57192, 66724, 100086, 126299, 133448, 200172, 252598, 378897, 400344, 505196, 757794, 884093, 1010392, 1515588, 1768186, 2652279, 3031176, 3536372, 5304558, 7072744, 10609116, 21218232]

約数ペア:

[(1, 21218232), (2, 10609116), (3, 7072744), (4, 5304558), (6, 3536372), (7, 3031176), (8, 2652279), (12, 1768186), (14, 1515588), (21, 1010392), (24, 884093), (28, 757794), (42, 505196), (53, 400344), (56, 378897), (84, 252598), (106, 200172), (159, 133448), (168, 126299), (212, 100086), (318, 66724), (371, 57192), (424, 50043), (636, 33362), (742, 28596), (1113, 19064), (1272, 16681), (1484, 14298), (2226, 9532), (2383, 8904), (2968, 7149), (4452, 4766)]