21323358

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2969}}^1$

素因数の和:3006

約数の個数: 64

約数和(自身を含む): 57024000

約数和(自身を除く): 35700642

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 27, 38, 42, 54, 57, 63, 114, 126, 133, 171, 189, 266, 342, 378, 399, 513, 798, 1026, 1197, 2394, 2969, 3591, 5938, 7182, 8907, 17814, 20783, 26721, 41566, 53442, 56411, 62349, 80163, 112822, 124698, 160326, 169233, 187047, 338466, 374094, 394877, 507699, 561141, 789754, 1015398, 1122282, 1184631, 1523097, 2369262, 3046194, 3553893, 7107786, 10661679, 21323358]

約数ペア:

[(1, 21323358), (2, 10661679), (3, 7107786), (6, 3553893), (7, 3046194), (9, 2369262), (14, 1523097), (18, 1184631), (19, 1122282), (21, 1015398), (27, 789754), (38, 561141), (42, 507699), (54, 394877), (57, 374094), (63, 338466), (114, 187047), (126, 169233), (133, 160326), (171, 124698), (189, 112822), (266, 80163), (342, 62349), (378, 56411), (399, 53442), (513, 41566), (798, 26721), (1026, 20783), (1197, 17814), (2394, 8907), (2969, 7182), (3591, 5938)]