21639984

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{14543}}^1$

素因数の和:14585

約数の個数: 40

約数和(自身を含む): 57710592

約数和(自身を除く): 36070608

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 93, 124, 186, 248, 372, 496, 744, 1488, 14543, 29086, 43629, 58172, 87258, 116344, 174516, 232688, 349032, 450833, 698064, 901666, 1352499, 1803332, 2704998, 3606664, 5409996, 7213328, 10819992, 21639984]

約数ペア:

[(1, 21639984), (2, 10819992), (3, 7213328), (4, 5409996), (6, 3606664), (8, 2704998), (12, 1803332), (16, 1352499), (24, 901666), (31, 698064), (48, 450833), (62, 349032), (93, 232688), (124, 174516), (186, 116344), (248, 87258), (372, 58172), (496, 43629), (744, 29086), (1488, 14543)]