21069699982

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{1231}}^1\times {\mathrm{4373}}^1$

素因数の和:5728

約数の個数: 32

約数和(自身を含む): 33625912320

約数和(自身を除く): 12556212338

約数列:

[1, 2, 19, 38, 103, 206, 1231, 1957, 2462, 3914, 4373, 8746, 23389, 46778, 83087, 126793, 166174, 253586, 450419, 900838, 2409067, 4818134, 5383163, 8557961, 10766326, 17115922, 102280097, 204560194, 554465789, 1108931578, 10534849991, 21069699982]

約数ペア:

[(1, 21069699982), (2, 10534849991), (19, 1108931578), (38, 554465789), (103, 204560194), (206, 102280097), (1231, 17115922), (1957, 10766326), (2462, 8557961), (3914, 5383163), (4373, 4818134), (8746, 2409067), (23389, 900838), (46778, 450419), (83087, 253586), (126793, 166174)]