21829394

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:338

約数の個数: 32

約数和(自身を含む): 36288000

約数和(自身を除く): 14458606

約数列:

[1, 2, 17, 31, 34, 62, 139, 149, 278, 298, 527, 1054, 2363, 2533, 4309, 4619, 4726, 5066, 8618, 9238, 20711, 41422, 73253, 78523, 146506, 157046, 352087, 642041, 704174, 1284082, 10914697, 21829394]

約数ペア:

[(1, 21829394), (2, 10914697), (17, 1284082), (31, 704174), (34, 642041), (62, 352087), (139, 157046), (149, 146506), (278, 78523), (298, 73253), (527, 41422), (1054, 20711), (2363, 9238), (2533, 8618), (4309, 5066), (4619, 4726)]