21690096

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1399}}^1$

素因数の和:1446

約数の個数: 80

約数和(自身を含む): 62496000

約数和(自身を除く): 40805904

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 19, 24, 34, 38, 48, 51, 57, 68, 76, 102, 114, 136, 152, 204, 228, 272, 304, 323, 408, 456, 646, 816, 912, 969, 1292, 1399, 1938, 2584, 2798, 3876, 4197, 5168, 5596, 7752, 8394, 11192, 15504, 16788, 22384, 23783, 26581, 33576, 47566, 53162, 67152, 71349, 79743, 95132, 106324, 142698, 159486, 190264, 212648, 285396, 318972, 380528, 425296, 451877, 570792, 637944, 903754, 1141584, 1275888, 1355631, 1807508, 2711262, 3615016, 5422524, 7230032, 10845048, 21690096]

約数ペア:

[(1, 21690096), (2, 10845048), (3, 7230032), (4, 5422524), (6, 3615016), (8, 2711262), (12, 1807508), (16, 1355631), (17, 1275888), (19, 1141584), (24, 903754), (34, 637944), (38, 570792), (48, 451877), (51, 425296), (57, 380528), (68, 318972), (76, 285396), (102, 212648), (114, 190264), (136, 159486), (152, 142698), (204, 106324), (228, 95132), (272, 79743), (304, 71349), (323, 67152), (408, 53162), (456, 47566), (646, 33576), (816, 26581), (912, 23783), (969, 22384), (1292, 16788), (1399, 15504), (1938, 11192), (2584, 8394), (2798, 7752), (3876, 5596), (4197, 5168)]