2021990418

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{1483}}^1\times {\mathrm{3607}}^1$

素因数の和:5108

約数の個数: 64

約数和(自身を含む): 5140101120

約数和(自身を除く): 3118110702

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 1483, 2966, 3607, 4449, 7214, 8898, 10381, 10821, 13347, 20762, 21642, 25249, 26694, 31143, 32463, 40041, 50498, 62286, 64926, 75747, 80082, 93429, 97389, 151494, 186858, 194778, 227241, 280287, 454482, 560574, 681723, 1363446, 5349181, 10698362, 16047543, 32095086, 37444267, 48142629, 74888534, 96285258, 112332801, 144427887, 224665602, 288855774, 336998403, 673996806, 1010995209, 2021990418]

約数ペア:

[(1, 2021990418), (2, 1010995209), (3, 673996806), (6, 336998403), (7, 288855774), (9, 224665602), (14, 144427887), (18, 112332801), (21, 96285258), (27, 74888534), (42, 48142629), (54, 37444267), (63, 32095086), (126, 16047543), (189, 10698362), (378, 5349181), (1483, 1363446), (2966, 681723), (3607, 560574), (4449, 454482), (7214, 280287), (8898, 227241), (10381, 194778), (10821, 186858), (13347, 151494), (20762, 97389), (21642, 93429), (25249, 80082), (26694, 75747), (31143, 64926), (32463, 62286), (40041, 50498)]