2121812.00000000

素因数分解:

$2^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{269}}^1$

素因数の和:396

約数の個数: 64

約数和(自身を含む): 108475200

約数和(自身を除く): 59773288

約数列:

[1, 2, 4, 7, 8, 14, 28, 53, 56, 61, 106, 122, 212, 244, 269, 371, 424, 427, 488, 538, 742, 854, 1076, 1484, 1708, 1883, 2152, 2968, 3233, 3416, 3766, 6466, 7532, 12932, 14257, 15064, 16409, 22631, 25864, 28514, 32818, 45262, 57028, 65636, 90524, 99799, 114056, 114863, 131272, 181048, 199598, 229726, 399196, 459452, 798392, 869677, 918904, 1739354, 3478708, 6087739, 6957416, 12175478, 24350956, 48701912]

約数ペア:

[(1, 48701912), (2, 24350956), (4, 12175478), (7, 6957416), (8, 6087739), (14, 3478708), (28, 1739354), (53, 918904), (56, 869677), (61, 798392), (106, 459452), (122, 399196), (212, 229726), (244, 199598), (269, 181048), (371, 131272), (424, 114863), (427, 114056), (488, 99799), (538, 90524), (742, 65636), (854, 57028), (1076, 45262), (1484, 32818), (1708, 28514), (1883, 25864), (2152, 22631), (2968, 16409), (3233, 15064), (3416, 14257), (3766, 12932), (6466, 7532)]