21500830740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{257}}^1\times {\mathrm{23633}}^1$

素因数の和:23961

約数の個数: 96

約数和(自身を含む): 61463525760

約数和(自身を除く): 39962695020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 59, 60, 118, 177, 236, 257, 295, 354, 514, 590, 708, 771, 885, 1028, 1180, 1285, 1542, 1770, 2570, 3084, 3540, 3855, 5140, 7710, 15163, 15420, 23633, 30326, 45489, 47266, 60652, 70899, 75815, 90978, 94532, 118165, 141798, 151630, 181956, 227445, 236330, 283596, 303260, 354495, 454890, 472660, 708990, 909780, 1394347, 1417980, 2788694, 4183041, 5577388, 6073681, 6971735, 8366082, 12147362, 13943470, 16732164, 18221043, 20915205, 24294724, 27886940, 30368405, 36442086, 41830410, 60736810, 72884172, 83660820, 91105215, 121473620, 182210430, 358347179, 364420860, 716694358, 1075041537, 1433388716, 1791735895, 2150083074, 3583471790, 4300166148, 5375207685, 7166943580, 10750415370, 21500830740]

約数ペア:

[(1, 21500830740), (2, 10750415370), (3, 7166943580), (4, 5375207685), (5, 4300166148), (6, 3583471790), (10, 2150083074), (12, 1791735895), (15, 1433388716), (20, 1075041537), (30, 716694358), (59, 364420860), (60, 358347179), (118, 182210430), (177, 121473620), (236, 91105215), (257, 83660820), (295, 72884172), (354, 60736810), (514, 41830410), (590, 36442086), (708, 30368405), (771, 27886940), (885, 24294724), (1028, 20915205), (1180, 18221043), (1285, 16732164), (1542, 13943470), (1770, 12147362), (2570, 8366082), (3084, 6971735), (3540, 6073681), (3855, 5577388), (5140, 4183041), (7710, 2788694), (15163, 1417980), (15420, 1394347), (23633, 909780), (30326, 708990), (45489, 472660), (47266, 454890), (60652, 354495), (70899, 303260), (75815, 283596), (90978, 236330), (94532, 227445), (118165, 181956), (141798, 151630)]