21526742010

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{3229}}^1\times {\mathrm{3643}}^1$

素因数の和:6943

約数の個数: 64

約数和(自身を含む): 52541815680

約数和(自身を除く): 31015073670

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 61, 122, 183, 305, 366, 610, 915, 1830, 3229, 3643, 6458, 7286, 9687, 10929, 16145, 18215, 19374, 21858, 32290, 36430, 48435, 54645, 96870, 109290, 196969, 222223, 393938, 444446, 590907, 666669, 984845, 1111115, 1181814, 1333338, 1969690, 2222230, 2954535, 3333345, 5909070, 6666690, 11763247, 23526494, 35289741, 58816235, 70579482, 117632470, 176448705, 352897410, 717558067, 1435116134, 2152674201, 3587790335, 4305348402, 7175580670, 10763371005, 21526742010]

約数ペア:

[(1, 21526742010), (2, 10763371005), (3, 7175580670), (5, 4305348402), (6, 3587790335), (10, 2152674201), (15, 1435116134), (30, 717558067), (61, 352897410), (122, 176448705), (183, 117632470), (305, 70579482), (366, 58816235), (610, 35289741), (915, 23526494), (1830, 11763247), (3229, 6666690), (3643, 5909070), (6458, 3333345), (7286, 2954535), (9687, 2222230), (10929, 1969690), (16145, 1333338), (18215, 1181814), (19374, 1111115), (21858, 984845), (32290, 666669), (36430, 590907), (48435, 444446), (54645, 393938), (96870, 222223), (109290, 196969)]