21829530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1861}}^1$

素因数の和:1911

約数の個数: 64

約数和(自身を含む): 57915648

約数和(自身を除く): 36086118

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 23, 30, 34, 46, 51, 69, 85, 102, 115, 138, 170, 230, 255, 345, 391, 510, 690, 782, 1173, 1861, 1955, 2346, 3722, 3910, 5583, 5865, 9305, 11166, 11730, 18610, 27915, 31637, 42803, 55830, 63274, 85606, 94911, 128409, 158185, 189822, 214015, 256818, 316370, 428030, 474555, 642045, 727651, 949110, 1284090, 1455302, 2182953, 3638255, 4365906, 7276510, 10914765, 21829530]

約数ペア:

[(1, 21829530), (2, 10914765), (3, 7276510), (5, 4365906), (6, 3638255), (10, 2182953), (15, 1455302), (17, 1284090), (23, 949110), (30, 727651), (34, 642045), (46, 474555), (51, 428030), (69, 316370), (85, 256818), (102, 214015), (115, 189822), (138, 158185), (170, 128409), (230, 94911), (255, 85606), (345, 63274), (391, 55830), (510, 42803), (690, 31637), (782, 27915), (1173, 18610), (1861, 11730), (1955, 11166), (2346, 9305), (3722, 5865), (3910, 5583)]