21741396

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{571}}^1$

素因数の和:764

約数の個数: 48

約数和(自身を含む): 53813760

約数和(自身を除く): 32072364

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 167, 228, 334, 501, 571, 668, 1002, 1142, 1713, 2004, 2284, 3173, 3426, 6346, 6852, 9519, 10849, 12692, 19038, 21698, 32547, 38076, 43396, 65094, 95357, 130188, 190714, 286071, 381428, 572142, 1144284, 1811783, 3623566, 5435349, 7247132, 10870698, 21741396]

約数ペア:

[(1, 21741396), (2, 10870698), (3, 7247132), (4, 5435349), (6, 3623566), (12, 1811783), (19, 1144284), (38, 572142), (57, 381428), (76, 286071), (114, 190714), (167, 130188), (228, 95357), (334, 65094), (501, 43396), (571, 38076), (668, 32547), (1002, 21698), (1142, 19038), (1713, 12692), (2004, 10849), (2284, 9519), (3173, 6852), (3426, 6346)]