2021796

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:201

約数の個数: 72

約数和(自身を含む): 5975424

約数和(自身を除く): 3953628

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 71, 84, 113, 126, 142, 213, 226, 252, 284, 339, 426, 452, 497, 639, 678, 791, 852, 994, 1017, 1278, 1356, 1491, 1582, 1988, 2034, 2373, 2556, 2982, 3164, 4068, 4473, 4746, 5964, 7119, 8023, 8946, 9492, 14238, 16046, 17892, 24069, 28476, 32092, 48138, 56161, 72207, 96276, 112322, 144414, 168483, 224644, 288828, 336966, 505449, 673932, 1010898, 2021796]

約数ペア:

[(1, 2021796), (2, 1010898), (3, 673932), (4, 505449), (6, 336966), (7, 288828), (9, 224644), (12, 168483), (14, 144414), (18, 112322), (21, 96276), (28, 72207), (36, 56161), (42, 48138), (63, 32092), (71, 28476), (84, 24069), (113, 17892), (126, 16046), (142, 14238), (213, 9492), (226, 8946), (252, 8023), (284, 7119), (339, 5964), (426, 4746), (452, 4473), (497, 4068), (639, 3164), (678, 2982), (791, 2556), (852, 2373), (994, 2034), (1017, 1988), (1278, 1582), (1356, 1491)]