21859728

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2179}}^1$

素因数の和:2220

約数の個数: 80

約数和(自身を含む): 64876800

約数和(自身を除く): 43017072

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 19, 22, 24, 33, 38, 44, 48, 57, 66, 76, 88, 114, 132, 152, 176, 209, 228, 264, 304, 418, 456, 528, 627, 836, 912, 1254, 1672, 2179, 2508, 3344, 4358, 5016, 6537, 8716, 10032, 13074, 17432, 23969, 26148, 34864, 41401, 47938, 52296, 71907, 82802, 95876, 104592, 124203, 143814, 165604, 191752, 248406, 287628, 331208, 383504, 455411, 496812, 575256, 662416, 910822, 993624, 1150512, 1366233, 1821644, 1987248, 2732466, 3643288, 5464932, 7286576, 10929864, 21859728]

約数ペア:

[(1, 21859728), (2, 10929864), (3, 7286576), (4, 5464932), (6, 3643288), (8, 2732466), (11, 1987248), (12, 1821644), (16, 1366233), (19, 1150512), (22, 993624), (24, 910822), (33, 662416), (38, 575256), (44, 496812), (48, 455411), (57, 383504), (66, 331208), (76, 287628), (88, 248406), (114, 191752), (132, 165604), (152, 143814), (176, 124203), (209, 104592), (228, 95876), (264, 82802), (304, 71907), (418, 52296), (456, 47938), (528, 41401), (627, 34864), (836, 26148), (912, 23969), (1254, 17432), (1672, 13074), (2179, 10032), (2508, 8716), (3344, 6537), (4358, 5016)]