21448860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1$

素因数の和:227

約数の個数: 96

約数和(自身を含む): 62657280

約数和(自身を除く): 41208420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 59, 60, 73, 83, 118, 146, 166, 177, 219, 236, 249, 292, 295, 332, 354, 365, 415, 438, 498, 590, 708, 730, 830, 876, 885, 996, 1095, 1180, 1245, 1460, 1660, 1770, 2190, 2490, 3540, 4307, 4380, 4897, 4980, 6059, 8614, 9794, 12118, 12921, 14691, 17228, 18177, 19588, 21535, 24236, 24485, 25842, 29382, 30295, 36354, 43070, 48970, 51684, 58764, 60590, 64605, 72708, 73455, 86140, 90885, 97940, 121180, 129210, 146910, 181770, 258420, 293820, 357481, 363540, 714962, 1072443, 1429924, 1787405, 2144886, 3574810, 4289772, 5362215, 7149620, 10724430, 21448860]

約数ペア:

[(1, 21448860), (2, 10724430), (3, 7149620), (4, 5362215), (5, 4289772), (6, 3574810), (10, 2144886), (12, 1787405), (15, 1429924), (20, 1072443), (30, 714962), (59, 363540), (60, 357481), (73, 293820), (83, 258420), (118, 181770), (146, 146910), (166, 129210), (177, 121180), (219, 97940), (236, 90885), (249, 86140), (292, 73455), (295, 72708), (332, 64605), (354, 60590), (365, 58764), (415, 51684), (438, 48970), (498, 43070), (590, 36354), (708, 30295), (730, 29382), (830, 25842), (876, 24485), (885, 24236), (996, 21535), (1095, 19588), (1180, 18177), (1245, 17228), (1460, 14691), (1660, 12921), (1770, 12118), (2190, 9794), (2490, 8614), (3540, 6059), (4307, 4980), (4380, 4897)]