21760410

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{113}}^1\times {\mathrm{131}}^1$

素因数の和:268

約数の個数: 96

約数和(自身を含む): 61756992

約数和(自身を除く): 39996582

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 113, 131, 147, 210, 226, 245, 262, 294, 339, 393, 490, 565, 655, 678, 735, 786, 791, 917, 1130, 1310, 1470, 1582, 1695, 1834, 1965, 2373, 2751, 3390, 3930, 3955, 4585, 4746, 5502, 5537, 6419, 7910, 9170, 11074, 11865, 12838, 13755, 14803, 16611, 19257, 23730, 27510, 27685, 29606, 32095, 33222, 38514, 44409, 55370, 64190, 74015, 83055, 88818, 96285, 103621, 148030, 166110, 192570, 207242, 222045, 310863, 444090, 518105, 621726, 725347, 1036210, 1450694, 1554315, 2176041, 3108630, 3626735, 4352082, 7253470, 10880205, 21760410]

約数ペア:

[(1, 21760410), (2, 10880205), (3, 7253470), (5, 4352082), (6, 3626735), (7, 3108630), (10, 2176041), (14, 1554315), (15, 1450694), (21, 1036210), (30, 725347), (35, 621726), (42, 518105), (49, 444090), (70, 310863), (98, 222045), (105, 207242), (113, 192570), (131, 166110), (147, 148030), (210, 103621), (226, 96285), (245, 88818), (262, 83055), (294, 74015), (339, 64190), (393, 55370), (490, 44409), (565, 38514), (655, 33222), (678, 32095), (735, 29606), (786, 27685), (791, 27510), (917, 23730), (1130, 19257), (1310, 16611), (1470, 14803), (1582, 13755), (1695, 12838), (1834, 11865), (1965, 11074), (2373, 9170), (2751, 7910), (3390, 6419), (3930, 5537), (3955, 5502), (4585, 4746)]