21947442

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{631}}^1$

素因数の和:695

約数の個数: 64

約数和(自身を含む): 52420608

約数和(自身を除く): 30473166

約数列:

[1, 2, 3, 6, 11, 17, 22, 31, 33, 34, 51, 62, 66, 93, 102, 186, 187, 341, 374, 527, 561, 631, 682, 1023, 1054, 1122, 1262, 1581, 1893, 2046, 3162, 3786, 5797, 6941, 10727, 11594, 13882, 17391, 19561, 20823, 21454, 32181, 34782, 39122, 41646, 58683, 64362, 117366, 117997, 215171, 235994, 332537, 353991, 430342, 645513, 665074, 707982, 997611, 1291026, 1995222, 3657907, 7315814, 10973721, 21947442]

約数ペア:

[(1, 21947442), (2, 10973721), (3, 7315814), (6, 3657907), (11, 1995222), (17, 1291026), (22, 997611), (31, 707982), (33, 665074), (34, 645513), (51, 430342), (62, 353991), (66, 332537), (93, 235994), (102, 215171), (186, 117997), (187, 117366), (341, 64362), (374, 58683), (527, 41646), (561, 39122), (631, 34782), (682, 32181), (1023, 21454), (1054, 20823), (1122, 19561), (1262, 17391), (1581, 13882), (1893, 11594), (2046, 10727), (3162, 6941), (3786, 5797)]