21363930

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{33911}}^1$

素因数の和:33931

約数の個数: 48

約数和(自身を含む): 63483264

約数和(自身を除く): 42119334

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 33911, 67822, 101733, 169555, 203466, 237377, 305199, 339110, 474754, 508665, 610398, 712131, 1017330, 1186885, 1424262, 1525995, 2136393, 2373770, 3051990, 3560655, 4272786, 7121310, 10681965, 21363930]

約数ペア:

[(1, 21363930), (2, 10681965), (3, 7121310), (5, 4272786), (6, 3560655), (7, 3051990), (9, 2373770), (10, 2136393), (14, 1525995), (15, 1424262), (18, 1186885), (21, 1017330), (30, 712131), (35, 610398), (42, 508665), (45, 474754), (63, 339110), (70, 305199), (90, 237377), (105, 203466), (126, 169555), (210, 101733), (315, 67822), (630, 33911)]