21338348538

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{140797}}^1$

素因数の和:140911

約数の個数: 64

約数和(自身を含む): 48254290560

約数和(自身を除く): 26915942022

約数列:

[1, 2, 3, 6, 13, 26, 29, 39, 58, 67, 78, 87, 134, 174, 201, 377, 402, 754, 871, 1131, 1742, 1943, 2262, 2613, 3886, 5226, 5829, 11658, 25259, 50518, 75777, 140797, 151554, 281594, 422391, 844782, 1830361, 3660722, 4083113, 5491083, 8166226, 9433399, 10982166, 12249339, 18866798, 24498678, 28300197, 53080469, 56600394, 106160938, 122634187, 159241407, 245268374, 273568571, 318482814, 367902561, 547137142, 735805122, 820705713, 1641411426, 3556391423, 7112782846, 10669174269, 21338348538]

約数ペア:

[(1, 21338348538), (2, 10669174269), (3, 7112782846), (6, 3556391423), (13, 1641411426), (26, 820705713), (29, 735805122), (39, 547137142), (58, 367902561), (67, 318482814), (78, 273568571), (87, 245268374), (134, 159241407), (174, 122634187), (201, 106160938), (377, 56600394), (402, 53080469), (754, 28300197), (871, 24498678), (1131, 18866798), (1742, 12249339), (1943, 10982166), (2262, 9433399), (2613, 8166226), (3886, 5491083), (5226, 4083113), (5829, 3660722), (11658, 1830361), (25259, 844782), (50518, 422391), (75777, 281594), (140797, 151554)]