21938994

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{1439}}^1$

素因数の和:1476

約数の個数: 72

約数和(自身を含む): 59754240

約数和(自身を除く): 37815246

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 42, 63, 66, 77, 99, 121, 126, 154, 198, 231, 242, 363, 462, 693, 726, 847, 1089, 1386, 1439, 1694, 2178, 2541, 2878, 4317, 5082, 7623, 8634, 10073, 12951, 15246, 15829, 20146, 25902, 30219, 31658, 47487, 60438, 90657, 94974, 110803, 142461, 174119, 181314, 221606, 284922, 332409, 348238, 522357, 664818, 997227, 1044714, 1218833, 1567071, 1994454, 2437666, 3134142, 3656499, 7312998, 10969497, 21938994]

約数ペア:

[(1, 21938994), (2, 10969497), (3, 7312998), (6, 3656499), (7, 3134142), (9, 2437666), (11, 1994454), (14, 1567071), (18, 1218833), (21, 1044714), (22, 997227), (33, 664818), (42, 522357), (63, 348238), (66, 332409), (77, 284922), (99, 221606), (121, 181314), (126, 174119), (154, 142461), (198, 110803), (231, 94974), (242, 90657), (363, 60438), (462, 47487), (693, 31658), (726, 30219), (847, 25902), (1089, 20146), (1386, 15829), (1439, 15246), (1694, 12951), (2178, 10073), (2541, 8634), (2878, 7623), (4317, 5082)]