21904872

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{397}}^1$

素因数の和:447

約数の個数: 96

約数和(自身を含む): 63520800

約数和(自身を除く): 41615928

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 19, 22, 24, 33, 38, 44, 57, 66, 76, 88, 114, 121, 132, 152, 209, 228, 242, 264, 363, 397, 418, 456, 484, 627, 726, 794, 836, 968, 1191, 1254, 1452, 1588, 1672, 2299, 2382, 2508, 2904, 3176, 4367, 4598, 4764, 5016, 6897, 7543, 8734, 9196, 9528, 13101, 13794, 15086, 17468, 18392, 22629, 26202, 27588, 30172, 34936, 45258, 48037, 52404, 55176, 60344, 82973, 90516, 96074, 104808, 144111, 165946, 181032, 192148, 248919, 288222, 331892, 384296, 497838, 576444, 663784, 912703, 995676, 1152888, 1825406, 1991352, 2738109, 3650812, 5476218, 7301624, 10952436, 21904872]

約数ペア:

[(1, 21904872), (2, 10952436), (3, 7301624), (4, 5476218), (6, 3650812), (8, 2738109), (11, 1991352), (12, 1825406), (19, 1152888), (22, 995676), (24, 912703), (33, 663784), (38, 576444), (44, 497838), (57, 384296), (66, 331892), (76, 288222), (88, 248919), (114, 192148), (121, 181032), (132, 165946), (152, 144111), (209, 104808), (228, 96074), (242, 90516), (264, 82973), (363, 60344), (397, 55176), (418, 52404), (456, 48037), (484, 45258), (627, 34936), (726, 30172), (794, 27588), (836, 26202), (968, 22629), (1191, 18392), (1254, 17468), (1452, 15086), (1588, 13794), (1672, 13101), (2299, 9528), (2382, 9196), (2508, 8734), (2904, 7543), (3176, 6897), (4367, 5016), (4598, 4764)]