21545502

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{503}}^1$

素因数の和:589

約数の個数: 48

約数和(自身を含む): 48263040

約数和(自身を除く): 26717538

約数列:

[1, 2, 3, 6, 11, 22, 33, 59, 66, 118, 121, 177, 242, 354, 363, 503, 649, 726, 1006, 1298, 1509, 1947, 3018, 3894, 5533, 7139, 11066, 14278, 16599, 21417, 29677, 33198, 42834, 59354, 60863, 89031, 121726, 178062, 182589, 326447, 365178, 652894, 979341, 1958682, 3590917, 7181834, 10772751, 21545502]

約数ペア:

[(1, 21545502), (2, 10772751), (3, 7181834), (6, 3590917), (11, 1958682), (22, 979341), (33, 652894), (59, 365178), (66, 326447), (118, 182589), (121, 178062), (177, 121726), (242, 89031), (354, 60863), (363, 59354), (503, 42834), (649, 33198), (726, 29677), (1006, 21417), (1298, 16599), (1509, 14278), (1947, 11066), (3018, 7139), (3894, 5533)]