21752724

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{15233}}^1$

素因数の和:15264

約数の個数: 48

約数和(自身を含む): 61423488

約数和(自身を除く): 39670764

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 204, 238, 357, 476, 714, 1428, 15233, 30466, 45699, 60932, 91398, 106631, 182796, 213262, 258961, 319893, 426524, 517922, 639786, 776883, 1035844, 1279572, 1553766, 1812727, 3107532, 3625454, 5438181, 7250908, 10876362, 21752724]

約数ペア:

[(1, 21752724), (2, 10876362), (3, 7250908), (4, 5438181), (6, 3625454), (7, 3107532), (12, 1812727), (14, 1553766), (17, 1279572), (21, 1035844), (28, 776883), (34, 639786), (42, 517922), (51, 426524), (68, 319893), (84, 258961), (102, 213262), (119, 182796), (204, 106631), (238, 91398), (357, 60932), (476, 45699), (714, 30466), (1428, 15233)]