21038540908

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2113}}^1\times {\mathrm{32327}}^1$

素因数の和:34462

約数の個数: 48

約数和(自身を含む): 45925415424

約数和(自身を除く): 24886874516

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 2113, 4226, 8452, 14791, 23243, 29582, 32327, 46486, 59164, 64654, 92972, 129308, 162701, 226289, 325402, 355597, 452578, 650804, 711194, 905156, 1422388, 2489179, 4978358, 9956716, 68306951, 136613902, 273227804, 478148657, 751376461, 956297314, 1502752922, 1912594628, 3005505844, 5259635227, 10519270454, 21038540908]

約数ペア:

[(1, 21038540908), (2, 10519270454), (4, 5259635227), (7, 3005505844), (11, 1912594628), (14, 1502752922), (22, 956297314), (28, 751376461), (44, 478148657), (77, 273227804), (154, 136613902), (308, 68306951), (2113, 9956716), (4226, 4978358), (8452, 2489179), (14791, 1422388), (23243, 905156), (29582, 711194), (32327, 650804), (46486, 452578), (59164, 355597), (64654, 325402), (92972, 226289), (129308, 162701)]