21626514

素因数分解:

$2^1\times 3^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1$

素因数の和:203

約数の個数: 112

約数和(自身を含む): 60228672

約数和(自身を除く): 38602158

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 39, 42, 54, 63, 78, 81, 91, 117, 126, 162, 163, 182, 189, 234, 243, 273, 326, 351, 378, 486, 489, 546, 567, 702, 729, 819, 978, 1053, 1134, 1141, 1458, 1467, 1638, 1701, 2106, 2119, 2282, 2457, 2934, 3159, 3402, 3423, 4238, 4401, 4914, 5103, 6318, 6357, 6846, 7371, 8802, 9477, 10206, 10269, 12714, 13203, 14742, 14833, 18954, 19071, 20538, 22113, 26406, 29666, 30807, 38142, 39609, 44226, 44499, 57213, 61614, 66339, 79218, 88998, 92421, 114426, 118827, 132678, 133497, 171639, 184842, 237654, 266994, 277263, 343278, 400491, 514917, 554526, 800982, 831789, 1029834, 1201473, 1544751, 1663578, 2402946, 3089502, 3604419, 7208838, 10813257, 21626514]

約数ペア:

[(1, 21626514), (2, 10813257), (3, 7208838), (6, 3604419), (7, 3089502), (9, 2402946), (13, 1663578), (14, 1544751), (18, 1201473), (21, 1029834), (26, 831789), (27, 800982), (39, 554526), (42, 514917), (54, 400491), (63, 343278), (78, 277263), (81, 266994), (91, 237654), (117, 184842), (126, 171639), (162, 133497), (163, 132678), (182, 118827), (189, 114426), (234, 92421), (243, 88998), (273, 79218), (326, 66339), (351, 61614), (378, 57213), (486, 44499), (489, 44226), (546, 39609), (567, 38142), (702, 30807), (729, 29666), (819, 26406), (978, 22113), (1053, 20538), (1134, 19071), (1141, 18954), (1458, 14833), (1467, 14742), (1638, 13203), (1701, 12714), (2106, 10269), (2119, 10206), (2282, 9477), (2457, 8802), (2934, 7371), (3159, 6846), (3402, 6357), (3423, 6318), (4238, 5103), (4401, 4914)]